420219858994

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{30661}}^1\times {\mathrm{527129}}^1$

素因数の和:557805

約数の個数: 16

約数和(自身を含む): 678840122520

約数和(自身を除く): 258620263526

約数列:

[1, 2, 13, 26, 30661, 61322, 398593, 527129, 797186, 1054258, 6852677, 13705354, 16162302269, 32324604538, 210109929497, 420219858994]

約数ペア:

[(1, 420219858994), (2, 210109929497), (13, 32324604538), (26, 16162302269), (30661, 13705354), (61322, 6852677), (398593, 1054258), (527129, 797186)]