1880521587

素因数分解:

$3^2\times 7^1\times {\mathrm{1493}}^1\times {\mathrm{19993}}^1$

素因数の和:21499

約数の個数: 24

約数和(自身を含む): 3106587744

約数和(自身を除く): 1226066157

約数列:

[1, 3, 7, 9, 21, 63, 1493, 4479, 10451, 13437, 19993, 31353, 59979, 94059, 139951, 179937, 419853, 1259559, 29849549, 89548647, 208946843, 268645941, 626840529, 1880521587]

約数ペア:

[(1, 1880521587), (3, 626840529), (7, 268645941), (9, 208946843), (21, 89548647), (63, 29849549), (1493, 1259559), (4479, 419853), (10451, 179937), (13437, 139951), (19993, 94059), (31353, 59979)]