219293490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{562291}}^1$

素因数の和:562314

約数の個数: 32

約数和(自身を含む): 566790336

約数和(自身を除く): 347496846

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 562291, 1124582, 1686873, 2811455, 3373746, 5622910, 7309783, 8434365, 14619566, 16868730, 21929349, 36548915, 43858698, 73097830, 109646745, 219293490]

約数ペア:

[(1, 219293490), (2, 109646745), (3, 73097830), (5, 43858698), (6, 36548915), (10, 21929349), (13, 16868730), (15, 14619566), (26, 8434365), (30, 7309783), (39, 5622910), (65, 3373746), (78, 2811455), (130, 1686873), (195, 1124582), (390, 562291)]