9900390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{523}}^1\times {\mathrm{631}}^1$

素因数の和:1164

約数の個数: 32

約数和(自身を含む): 23844096

約数和(自身を除く): 13943706

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 523, 631, 1046, 1262, 1569, 1893, 2615, 3138, 3155, 3786, 5230, 6310, 7845, 9465, 15690, 18930, 330013, 660026, 990039, 1650065, 1980078, 3300130, 4950195, 9900390]

約数ペア:

[(1, 9900390), (2, 4950195), (3, 3300130), (5, 1980078), (6, 1650065), (10, 990039), (15, 660026), (30, 330013), (523, 18930), (631, 15690), (1046, 9465), (1262, 7845), (1569, 6310), (1893, 5230), (2615, 3786), (3138, 3155)]