1840854843

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{991}}^1$

素因数の和:1110

約数の個数: 80

約数和(自身を含む): 3111229440

約数和(自身を除く): 1270374597

約数列:

[1, 3, 9, 17, 19, 27, 51, 57, 71, 81, 153, 171, 213, 323, 459, 513, 639, 969, 991, 1207, 1349, 1377, 1539, 1917, 2907, 2973, 3621, 4047, 5751, 8721, 8919, 10863, 12141, 16847, 18829, 22933, 26163, 26757, 32589, 36423, 50541, 56487, 68799, 70361, 80271, 97767, 109269, 151623, 169461, 206397, 211083, 320093, 454869, 508383, 619191, 633249, 960279, 1196137, 1336859, 1364607, 1525149, 1857573, 1899747, 2880837, 3588411, 4010577, 5699241, 8642511, 10765233, 12031731, 22726603, 25927533, 32295699, 36095193, 68179809, 96887097, 108285579, 204539427, 613618281, 1840854843]

約数ペア:

[(1, 1840854843), (3, 613618281), (9, 204539427), (17, 108285579), (19, 96887097), (27, 68179809), (51, 36095193), (57, 32295699), (71, 25927533), (81, 22726603), (153, 12031731), (171, 10765233), (213, 8642511), (323, 5699241), (459, 4010577), (513, 3588411), (639, 2880837), (969, 1899747), (991, 1857573), (1207, 1525149), (1349, 1364607), (1377, 1336859), (1539, 1196137), (1917, 960279), (2907, 633249), (2973, 619191), (3621, 508383), (4047, 454869), (5751, 320093), (8721, 211083), (8919, 206397), (10863, 169461), (12141, 151623), (16847, 109269), (18829, 97767), (22933, 80271), (26163, 70361), (26757, 68799), (32589, 56487), (36423, 50541)]