647393630

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{17597}}^1$

素因数の和:17900

約数の個数: 32

約数和(自身を含む): 1259453664

約数和(自身を除く): 612060034

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 283, 566, 1415, 2830, 3679, 7358, 17597, 18395, 35194, 36790, 87985, 175970, 228761, 457522, 1143805, 2287610, 4979951, 9959902, 24899755, 49799510, 64739363, 129478726, 323696815, 647393630]

約数ペア:

[(1, 647393630), (2, 323696815), (5, 129478726), (10, 64739363), (13, 49799510), (26, 24899755), (65, 9959902), (130, 4979951), (283, 2287610), (566, 1143805), (1415, 457522), (2830, 228761), (3679, 175970), (7358, 87985), (17597, 36790), (18395, 35194)]