42657804

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1553}}^1$

素因数の和:1679

約数の個数: 72

約数和(自身を含む): 124444320

約数和(自身を除く): 81786516

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 109, 126, 218, 252, 327, 436, 654, 763, 981, 1308, 1526, 1553, 1962, 2289, 3052, 3106, 3924, 4578, 4659, 6212, 6867, 9156, 9318, 10871, 13734, 13977, 18636, 21742, 27468, 27954, 32613, 43484, 55908, 65226, 97839, 130452, 169277, 195678, 338554, 391356, 507831, 677108, 1015662, 1184939, 1523493, 2031324, 2369878, 3046986, 3554817, 4739756, 6093972, 7109634, 10664451, 14219268, 21328902, 42657804]

約数ペア:

[(1, 42657804), (2, 21328902), (3, 14219268), (4, 10664451), (6, 7109634), (7, 6093972), (9, 4739756), (12, 3554817), (14, 3046986), (18, 2369878), (21, 2031324), (28, 1523493), (36, 1184939), (42, 1015662), (63, 677108), (84, 507831), (109, 391356), (126, 338554), (218, 195678), (252, 169277), (327, 130452), (436, 97839), (654, 65226), (763, 55908), (981, 43484), (1308, 32613), (1526, 27954), (1553, 27468), (1962, 21742), (2289, 18636), (3052, 13977), (3106, 13734), (3924, 10871), (4578, 9318), (4659, 9156), (6212, 6867)]