251567406

素因数分解:

$2^1\times 3^2\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{2887}}^1$

素因数の和:3045

約数の個数: 48

約数和(自身を含む): 562258944

約数和(自身を除く): 310691538

約数列:

[1, 2, 3, 6, 9, 18, 47, 94, 103, 141, 206, 282, 309, 423, 618, 846, 927, 1854, 2887, 4841, 5774, 8661, 9682, 14523, 17322, 25983, 29046, 43569, 51966, 87138, 135689, 271378, 297361, 407067, 594722, 814134, 892083, 1221201, 1784166, 2442402, 2676249, 5352498, 13975967, 27951934, 41927901, 83855802, 125783703, 251567406]

約数ペア:

[(1, 251567406), (2, 125783703), (3, 83855802), (6, 41927901), (9, 27951934), (18, 13975967), (47, 5352498), (94, 2676249), (103, 2442402), (141, 1784166), (206, 1221201), (282, 892083), (309, 814134), (423, 594722), (618, 407067), (846, 297361), (927, 271378), (1854, 135689), (2887, 87138), (4841, 51966), (5774, 43569), (8661, 29046), (9682, 25983), (14523, 17322)]