291213230

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{22247}}^1$

素因数の和:22289

約数の個数: 64

約数和(自身を含む): 692001792

約数和(自身を除く): 400788562

約数列:

[1, 2, 5, 7, 10, 11, 14, 17, 22, 34, 35, 55, 70, 77, 85, 110, 119, 154, 170, 187, 238, 374, 385, 595, 770, 935, 1190, 1309, 1870, 2618, 6545, 13090, 22247, 44494, 111235, 155729, 222470, 244717, 311458, 378199, 489434, 756398, 778645, 1223585, 1557290, 1713019, 1890995, 2447170, 2647393, 3426038, 3781990, 4160189, 5294786, 8320378, 8565095, 13236965, 17130190, 20800945, 26473930, 29121323, 41601890, 58242646, 145606615, 291213230]

約数ペア:

[(1, 291213230), (2, 145606615), (5, 58242646), (7, 41601890), (10, 29121323), (11, 26473930), (14, 20800945), (17, 17130190), (22, 13236965), (34, 8565095), (35, 8320378), (55, 5294786), (70, 4160189), (77, 3781990), (85, 3426038), (110, 2647393), (119, 2447170), (154, 1890995), (170, 1713019), (187, 1557290), (238, 1223585), (374, 778645), (385, 756398), (595, 489434), (770, 378199), (935, 311458), (1190, 244717), (1309, 222470), (1870, 155729), (2618, 111235), (6545, 44494), (13090, 22247)]