15840198984981

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{3557}}^1\times {\mathrm{1525607}}^1$

素因数の和:1529313

約数の個数: 32

約数和(自身を含む): 24317947422720

約数和(自身を除く): 8477748437739

約数列:

[1, 3, 7, 21, 139, 417, 973, 2919, 3557, 10671, 24899, 74697, 494423, 1483269, 1525607, 3460961, 4576821, 10382883, 10679249, 32037747, 212059373, 636178119, 1484415611, 4453246833, 5426584099, 16279752297, 37986088693, 113958266079, 754295189761, 2262885569283, 5280066328327, 15840198984981]

約数ペア:

[(1, 15840198984981), (3, 5280066328327), (7, 2262885569283), (21, 754295189761), (139, 113958266079), (417, 37986088693), (973, 16279752297), (2919, 5426584099), (3557, 4453246833), (10671, 1484415611), (24899, 636178119), (74697, 212059373), (494423, 32037747), (1483269, 10679249), (1525607, 10382883), (3460961, 4576821)]