381445818

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{4890331}}^1$

素因数の和:4890349

約数の個数: 16

約数和(自身を含む): 821575776

約数和(自身を除く): 440129958

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 4890331, 9780662, 14670993, 29341986, 63574303, 127148606, 190722909, 381445818]

約数ペア:

[(1, 381445818), (2, 190722909), (3, 127148606), (6, 63574303), (13, 29341986), (26, 14670993), (39, 9780662), (78, 4890331)]