221427362

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{1609}}^1$

素因数の和:1770

約数の個数: 32

約数和(自身を含む): 367852800

約数和(自身を除く): 146425438

約数列:

[1, 2, 13, 26, 67, 79, 134, 158, 871, 1027, 1609, 1742, 2054, 3218, 5293, 10586, 20917, 41834, 68809, 107803, 127111, 137618, 215606, 254222, 1401439, 1652443, 2802878, 3304886, 8516437, 17032874, 110713681, 221427362]

約数ペア:

[(1, 221427362), (2, 110713681), (13, 17032874), (26, 8516437), (67, 3304886), (79, 2802878), (134, 1652443), (158, 1401439), (871, 254222), (1027, 215606), (1609, 137618), (1742, 127111), (2054, 107803), (3218, 68809), (5293, 41834), (10586, 20917)]