39898922

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{617}}^1$

素因数の和:806

約数の個数: 32

約数和(自身を含む): 71193600

約数和(自身を除く): 31294678

約数列:

[1, 2, 7, 14, 31, 62, 149, 217, 298, 434, 617, 1043, 1234, 2086, 4319, 4619, 8638, 9238, 19127, 32333, 38254, 64666, 91933, 133889, 183866, 267778, 643531, 1287062, 2849923, 5699846, 19949461, 39898922]

約数ペア:

[(1, 39898922), (2, 19949461), (7, 5699846), (14, 2849923), (31, 1287062), (62, 643531), (149, 267778), (217, 183866), (298, 133889), (434, 91933), (617, 64666), (1043, 38254), (1234, 32333), (2086, 19127), (4319, 9238), (4619, 8638)]