388921908

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{557}}^1\times {\mathrm{1877}}^1$

素因数の和:2472

約数の個数: 48

約数和(自身を含む): 938939904

約数和(自身を除く): 550017996

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 93, 124, 186, 372, 557, 1114, 1671, 1877, 2228, 3342, 3754, 5631, 6684, 7508, 11262, 17267, 22524, 34534, 51801, 58187, 69068, 103602, 116374, 174561, 207204, 232748, 349122, 698244, 1045489, 2090978, 3136467, 4181956, 6272934, 12545868, 32410159, 64820318, 97230477, 129640636, 194460954, 388921908]

約数ペア:

[(1, 388921908), (2, 194460954), (3, 129640636), (4, 97230477), (6, 64820318), (12, 32410159), (31, 12545868), (62, 6272934), (93, 4181956), (124, 3136467), (186, 2090978), (372, 1045489), (557, 698244), (1114, 349122), (1671, 232748), (1877, 207204), (2228, 174561), (3342, 116374), (3754, 103602), (5631, 69068), (6684, 58187), (7508, 51801), (11262, 34534), (17267, 22524)]