391142912

素因数分解:

$2^9\times {\mathrm{103}}^1\times {\mathrm{7417}}^1$

素因数の和:7538

約数の個数: 40

約数和(自身を含む): 789215856

約数和(自身を除く): 398072944

約数列:

[1, 2, 4, 8, 16, 32, 64, 103, 128, 206, 256, 412, 512, 824, 1648, 3296, 6592, 7417, 13184, 14834, 26368, 29668, 52736, 59336, 118672, 237344, 474688, 763951, 949376, 1527902, 1898752, 3055804, 3797504, 6111608, 12223216, 24446432, 48892864, 97785728, 195571456, 391142912]

約数ペア:

[(1, 391142912), (2, 195571456), (4, 97785728), (8, 48892864), (16, 24446432), (32, 12223216), (64, 6111608), (103, 3797504), (128, 3055804), (206, 1898752), (256, 1527902), (412, 949376), (512, 763951), (824, 474688), (1648, 237344), (3296, 118672), (6592, 59336), (7417, 52736), (13184, 29668), (14834, 26368)]