1290996

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:173

約数の個数: 72

約数和(自身を含む): 3843840

約数和(自身を除く): 2552844

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 47, 63, 84, 94, 109, 126, 141, 188, 218, 252, 282, 327, 329, 423, 436, 564, 654, 658, 763, 846, 981, 987, 1308, 1316, 1526, 1692, 1962, 1974, 2289, 2961, 3052, 3924, 3948, 4578, 5123, 5922, 6867, 9156, 10246, 11844, 13734, 15369, 20492, 27468, 30738, 35861, 46107, 61476, 71722, 92214, 107583, 143444, 184428, 215166, 322749, 430332, 645498, 1290996]

約数ペア:

[(1, 1290996), (2, 645498), (3, 430332), (4, 322749), (6, 215166), (7, 184428), (9, 143444), (12, 107583), (14, 92214), (18, 71722), (21, 61476), (28, 46107), (36, 35861), (42, 30738), (47, 27468), (63, 20492), (84, 15369), (94, 13734), (109, 11844), (126, 10246), (141, 9156), (188, 6867), (218, 5922), (252, 5123), (282, 4578), (327, 3948), (329, 3924), (423, 3052), (436, 2961), (564, 2289), (654, 1974), (658, 1962), (763, 1692), (846, 1526), (981, 1316), (987, 1308)]