31871970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{27241}}^1$

素因数の和:27267

約数の個数: 48

約数和(自身を含む): 89244792

約数和(自身を除く): 57372822

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, 27241, 54482, 81723, 136205, 163446, 245169, 272410, 354133, 408615, 490338, 708266, 817230, 1062399, 1225845, 1770665, 2124798, 2451690, 3187197, 3541330, 5311995, 6374394, 10623990, 15935985, 31871970]

約数ペア:

[(1, 31871970), (2, 15935985), (3, 10623990), (5, 6374394), (6, 5311995), (9, 3541330), (10, 3187197), (13, 2451690), (15, 2124798), (18, 1770665), (26, 1225845), (30, 1062399), (39, 817230), (45, 708266), (65, 490338), (78, 408615), (90, 354133), (117, 272410), (130, 245169), (195, 163446), (234, 136205), (390, 81723), (585, 54482), (1170, 27241)]