1900518583015

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{943185401}}^1$

素因数の和:943185450

約数の個数: 16

約数和(自身を含む): 2535282360576

約数和(自身を除く): 634763777561

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 943185401, 4715927005, 12261410213, 29238747431, 61307051065, 146193737155, 380103716603, 1900518583015]

約数ペア:

[(1, 1900518583015), (5, 380103716603), (13, 146193737155), (31, 61307051065), (65, 29238747431), (155, 12261410213), (403, 4715927005), (2015, 943185401)]