253131636

素因数分解:

$2^2\times 3^1\times {\mathrm{211}}^1\times {\mathrm{257}}^1\times {\mathrm{389}}^1$

素因数の和:864

約数の個数: 48

約数和(自身を含む): 597280320

約数和(自身を除く): 344148684

約数列:

[1, 2, 3, 4, 6, 12, 211, 257, 389, 422, 514, 633, 771, 778, 844, 1028, 1167, 1266, 1542, 1556, 2334, 2532, 3084, 4668, 54227, 82079, 99973, 108454, 162681, 164158, 199946, 216908, 246237, 299919, 325362, 328316, 399892, 492474, 599838, 650724, 984948, 1199676, 21094303, 42188606, 63282909, 84377212, 126565818, 253131636]

約数ペア:

[(1, 253131636), (2, 126565818), (3, 84377212), (4, 63282909), (6, 42188606), (12, 21094303), (211, 1199676), (257, 984948), (389, 650724), (422, 599838), (514, 492474), (633, 399892), (771, 328316), (778, 325362), (844, 299919), (1028, 246237), (1167, 216908), (1266, 199946), (1542, 164158), (1556, 162681), (2334, 108454), (2532, 99973), (3084, 82079), (4668, 54227)]