161981448

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{217717}}^1$

素因数の和:217757

約数の個数: 32

約数和(自身を含む): 418018560

約数和(自身を除く): 256037112

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 93, 124, 186, 248, 372, 744, 217717, 435434, 653151, 870868, 1306302, 1741736, 2612604, 5225208, 6749227, 13498454, 20247681, 26996908, 40495362, 53993816, 80990724, 161981448]

約数ペア:

[(1, 161981448), (2, 80990724), (3, 53993816), (4, 40495362), (6, 26996908), (8, 20247681), (12, 13498454), (24, 6749227), (31, 5225208), (62, 2612604), (93, 1741736), (124, 1306302), (186, 870868), (248, 653151), (372, 435434), (744, 217717)]