31186470

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{1531}}^1$

素因数の和:1645

約数の個数: 64

約数和(自身を含む): 86478336

約数和(自身を除く): 55291866

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 97, 105, 194, 210, 291, 485, 582, 679, 970, 1358, 1455, 1531, 2037, 2910, 3062, 3395, 4074, 4593, 6790, 7655, 9186, 10185, 10717, 15310, 20370, 21434, 22965, 32151, 45930, 53585, 64302, 107170, 148507, 160755, 297014, 321510, 445521, 742535, 891042, 1039549, 1485070, 2079098, 2227605, 3118647, 4455210, 5197745, 6237294, 10395490, 15593235, 31186470]

約数ペア:

[(1, 31186470), (2, 15593235), (3, 10395490), (5, 6237294), (6, 5197745), (7, 4455210), (10, 3118647), (14, 2227605), (15, 2079098), (21, 1485070), (30, 1039549), (35, 891042), (42, 742535), (70, 445521), (97, 321510), (105, 297014), (194, 160755), (210, 148507), (291, 107170), (485, 64302), (582, 53585), (679, 45930), (970, 32151), (1358, 22965), (1455, 21434), (1531, 20370), (2037, 15310), (2910, 10717), (3062, 10185), (3395, 9186), (4074, 7655), (4593, 6790)]