51670388

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{101}}^1\times {\mathrm{151}}^1$

素因数の和:285

約数の個数: 72

約数和(自身を含む): 115473792

約数和(自身を除く): 63803404

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 101, 121, 151, 154, 202, 242, 302, 308, 404, 484, 604, 707, 847, 1057, 1111, 1414, 1661, 1694, 2114, 2222, 2828, 3322, 3388, 4228, 4444, 6644, 7777, 11627, 12221, 15251, 15554, 18271, 23254, 24442, 30502, 31108, 36542, 46508, 48884, 61004, 73084, 85547, 106757, 127897, 167761, 171094, 213514, 255794, 335522, 342188, 427028, 511588, 671044, 1174327, 1845371, 2348654, 3690742, 4697308, 7381484, 12917597, 25835194, 51670388]

約数ペア:

[(1, 51670388), (2, 25835194), (4, 12917597), (7, 7381484), (11, 4697308), (14, 3690742), (22, 2348654), (28, 1845371), (44, 1174327), (77, 671044), (101, 511588), (121, 427028), (151, 342188), (154, 335522), (202, 255794), (242, 213514), (302, 171094), (308, 167761), (404, 127897), (484, 106757), (604, 85547), (707, 73084), (847, 61004), (1057, 48884), (1111, 46508), (1414, 36542), (1661, 31108), (1694, 30502), (2114, 24442), (2222, 23254), (2828, 18271), (3322, 15554), (3388, 15251), (4228, 12221), (4444, 11627), (6644, 7777)]