31676970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{81223}}^1$

素因数の和:81246

約数の個数: 32

約数和(自身を含む): 81873792

約数和(自身を除く): 50196822

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 81223, 162446, 243669, 406115, 487338, 812230, 1055899, 1218345, 2111798, 2436690, 3167697, 5279495, 6335394, 10558990, 15838485, 31676970]

約数ペア:

[(1, 31676970), (2, 15838485), (3, 10558990), (5, 6335394), (6, 5279495), (10, 3167697), (13, 2436690), (15, 2111798), (26, 1218345), (30, 1055899), (39, 812230), (65, 487338), (78, 406115), (130, 243669), (195, 162446), (390, 81223)]