990147354

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{379}}^1\times {\mathrm{3659}}^1$

素因数の和:4067

約数の個数: 64

約数和(自身を含む): 2403302400

約数和(自身を除く): 1413155046

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 102, 119, 238, 357, 379, 714, 758, 1137, 2274, 2653, 3659, 5306, 6443, 7318, 7959, 10977, 12886, 15918, 19329, 21954, 25613, 38658, 45101, 51226, 62203, 76839, 90202, 124406, 135303, 153678, 186609, 270606, 373218, 435421, 870842, 1306263, 1386761, 2612526, 2773522, 4160283, 8320566, 9707327, 19414654, 23574937, 29121981, 47149874, 58243962, 70724811, 141449622, 165024559, 330049118, 495073677, 990147354]

約数ペア:

[(1, 990147354), (2, 495073677), (3, 330049118), (6, 165024559), (7, 141449622), (14, 70724811), (17, 58243962), (21, 47149874), (34, 29121981), (42, 23574937), (51, 19414654), (102, 9707327), (119, 8320566), (238, 4160283), (357, 2773522), (379, 2612526), (714, 1386761), (758, 1306263), (1137, 870842), (2274, 435421), (2653, 373218), (3659, 270606), (5306, 186609), (6443, 153678), (7318, 135303), (7959, 124406), (10977, 90202), (12886, 76839), (15918, 62203), (19329, 51226), (21954, 45101), (25613, 38658)]