1940713047

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{479}}^1$

素因数の和:622

約数の個数: 128

約数和(自身を含む): 3793305600

約数和(自身を除く): 1852592553

約数列:

[1, 3, 7, 9, 13, 17, 21, 27, 39, 51, 63, 91, 97, 117, 119, 153, 189, 221, 273, 291, 351, 357, 459, 479, 663, 679, 819, 873, 1071, 1261, 1437, 1547, 1649, 1989, 2037, 2457, 2619, 3213, 3353, 3783, 4311, 4641, 4947, 5967, 6111, 6227, 8143, 8827, 10059, 11349, 11543, 12933, 13923, 14841, 18333, 18681, 21437, 24429, 26481, 30177, 34047, 34629, 41769, 43589, 44523, 46463, 56043, 57001, 64311, 73287, 79443, 90531, 103887, 105859, 130767, 139389, 150059, 168129, 171003, 192933, 219861, 238329, 311661, 317577, 325241, 392301, 418167, 450177, 513009, 578799, 604019, 741013, 789871, 952731, 975723, 1176903, 1254501, 1350531, 1539027, 1812057, 2223039, 2369613, 2858193, 2927169, 4051593, 4228133, 5436171, 5529097, 6669117, 7108839, 8781507, 10268323, 12684399, 16308513, 16587291, 20007351, 21326517, 30804969, 38053197, 49761873, 71878261, 92414907, 114159591, 149285619, 215634783, 277244721, 646904349, 1940713047]

約数ペア:

[(1, 1940713047), (3, 646904349), (7, 277244721), (9, 215634783), (13, 149285619), (17, 114159591), (21, 92414907), (27, 71878261), (39, 49761873), (51, 38053197), (63, 30804969), (91, 21326517), (97, 20007351), (117, 16587291), (119, 16308513), (153, 12684399), (189, 10268323), (221, 8781507), (273, 7108839), (291, 6669117), (351, 5529097), (357, 5436171), (459, 4228133), (479, 4051593), (663, 2927169), (679, 2858193), (819, 2369613), (873, 2223039), (1071, 1812057), (1261, 1539027), (1437, 1350531), (1547, 1254501), (1649, 1176903), (1989, 975723), (2037, 952731), (2457, 789871), (2619, 741013), (3213, 604019), (3353, 578799), (3783, 513009), (4311, 450177), (4641, 418167), (4947, 392301), (5967, 325241), (6111, 317577), (6227, 311661), (8143, 238329), (8827, 219861), (10059, 192933), (11349, 171003), (11543, 168129), (12933, 150059), (13923, 139389), (14841, 130767), (18333, 105859), (18681, 103887), (21437, 90531), (24429, 79443), (26481, 73287), (30177, 64311), (34047, 57001), (34629, 56043), (41769, 46463), (43589, 44523)]