128870844

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{18233}}^1$

素因数の和:18290

約数の個数: 48

約数和(自身を含む): 326753280

約数和(自身を除く): 197882436

約数列:

[1, 2, 3, 4, 6, 12, 19, 31, 38, 57, 62, 76, 93, 114, 124, 186, 228, 372, 589, 1178, 1767, 2356, 3534, 7068, 18233, 36466, 54699, 72932, 109398, 218796, 346427, 565223, 692854, 1039281, 1130446, 1385708, 1695669, 2078562, 2260892, 3391338, 4157124, 6782676, 10739237, 21478474, 32217711, 42956948, 64435422, 128870844]

約数ペア:

[(1, 128870844), (2, 64435422), (3, 42956948), (4, 32217711), (6, 21478474), (12, 10739237), (19, 6782676), (31, 4157124), (38, 3391338), (57, 2260892), (62, 2078562), (76, 1695669), (93, 1385708), (114, 1130446), (124, 1039281), (186, 692854), (228, 565223), (372, 346427), (589, 218796), (1178, 109398), (1767, 72932), (2356, 54699), (3534, 36466), (7068, 18233)]