31265910

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{26723}}^1$

素因数の和:26749

約数の個数: 48

約数和(自身を含む): 87547824

約数和(自身を除く): 56281914

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 26723, 53446, 80169, 133615, 160338, 240507, 267230, 347399, 400845, 481014, 694798, 801690, 1042197, 1202535, 1736995, 2084394, 2405070, 3126591, 3473990, 5210985, 6253182, 10421970, 15632955, 31265910]

約数ペア:

[(1, 31265910), (2, 15632955), (3, 10421970), (5, 6253182), (6, 5210985), (9, 3473990), (10, 3126591), (13, 2405070), (15, 2084394), (18, 1736995), (26, 1202535), (30, 1042197), (39, 801690), (45, 694798), (65, 481014), (78, 400845), (90, 347399), (117, 267230), (130, 240507), (195, 160338), (234, 133615), (390, 80169), (585, 53446), (1170, 26723)]