211619577

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1\times {\mathrm{379}}^1$

素因数の和:637

約数の個数: 32

約数和(自身を含む): 309836800

約数和(自身を除く): 98217223

約数列:

[1, 3, 13, 39, 103, 139, 309, 379, 417, 1137, 1339, 1807, 4017, 4927, 5421, 14317, 14781, 39037, 42951, 52681, 117111, 158043, 186121, 507481, 558363, 684853, 1522443, 2054559, 5426143, 16278429, 70539859, 211619577]

約数ペア:

[(1, 211619577), (3, 70539859), (13, 16278429), (39, 5426143), (103, 2054559), (139, 1522443), (309, 684853), (379, 558363), (417, 507481), (1137, 186121), (1339, 158043), (1807, 117111), (4017, 52681), (4927, 42951), (5421, 39037), (14317, 14781)]