15974795642

素因数分解:

$2^1\times {\mathrm{13}}^4\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{359}}^1$

素因数の和:473

約数の個数: 80

約数和(自身を含む): 28069675200

約数和(自身を除く): 12094879558

約数列:

[1, 2, 13, 19, 26, 38, 41, 82, 169, 247, 338, 359, 494, 533, 718, 779, 1066, 1558, 2197, 3211, 4394, 4667, 6422, 6821, 6929, 9334, 10127, 13642, 13858, 14719, 20254, 28561, 29438, 41743, 57122, 60671, 83486, 88673, 90077, 121342, 131651, 177346, 180154, 191347, 263302, 279661, 382694, 542659, 559322, 788723, 1085318, 1152749, 1171001, 1577446, 1711463, 2305498, 2342002, 2487511, 3422926, 3635593, 4975022, 7271186, 10253399, 14985737, 20506798, 22249019, 29971474, 32337643, 44498038, 47262709, 64675286, 94525418, 194814581, 389629162, 420389359, 614415217, 840778718, 1228830434, 7987397821, 15974795642]

約数ペア:

[(1, 15974795642), (2, 7987397821), (13, 1228830434), (19, 840778718), (26, 614415217), (38, 420389359), (41, 389629162), (82, 194814581), (169, 94525418), (247, 64675286), (338, 47262709), (359, 44498038), (494, 32337643), (533, 29971474), (718, 22249019), (779, 20506798), (1066, 14985737), (1558, 10253399), (2197, 7271186), (3211, 4975022), (4394, 3635593), (4667, 3422926), (6422, 2487511), (6821, 2342002), (6929, 2305498), (9334, 1711463), (10127, 1577446), (13642, 1171001), (13858, 1152749), (14719, 1085318), (20254, 788723), (28561, 559322), (29438, 542659), (41743, 382694), (57122, 279661), (60671, 263302), (83486, 191347), (88673, 180154), (90077, 177346), (121342, 131651)]