391680388

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{15269}}^1$

素因数の和:15348

約数の個数: 36

約数和(自身を含む): 767683980

約数和(自身を除く): 376003592

約数列:

[1, 2, 4, 11, 22, 44, 53, 106, 121, 212, 242, 484, 583, 1166, 2332, 6413, 12826, 15269, 25652, 30538, 61076, 167959, 335918, 671836, 809257, 1618514, 1847549, 3237028, 3695098, 7390196, 8901827, 17803654, 35607308, 97920097, 195840194, 391680388]

約数ペア:

[(1, 391680388), (2, 195840194), (4, 97920097), (11, 35607308), (22, 17803654), (44, 8901827), (53, 7390196), (106, 3695098), (121, 3237028), (212, 1847549), (242, 1618514), (484, 809257), (583, 671836), (1166, 335918), (2332, 167959), (6413, 61076), (12826, 30538), (15269, 25652)]