77767578

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{8693}}^1$

素因数の和:8779

約数の個数: 48

約数和(自身を含む): 195302016

約数和(自身を除く): 117534438

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 71, 126, 142, 213, 426, 497, 639, 994, 1278, 1491, 2982, 4473, 8693, 8946, 17386, 26079, 52158, 60851, 78237, 121702, 156474, 182553, 365106, 547659, 617203, 1095318, 1234406, 1851609, 3703218, 4320421, 5554827, 8640842, 11109654, 12961263, 25922526, 38883789, 77767578]

約数ペア:

[(1, 77767578), (2, 38883789), (3, 25922526), (6, 12961263), (7, 11109654), (9, 8640842), (14, 5554827), (18, 4320421), (21, 3703218), (42, 1851609), (63, 1234406), (71, 1095318), (126, 617203), (142, 547659), (213, 365106), (426, 182553), (497, 156474), (639, 121702), (994, 78237), (1278, 60851), (1491, 52158), (2982, 26079), (4473, 17386), (8693, 8946)]