201217575

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{4391}}^1$

素因数の和:4464

約数の個数: 48

約数和(自身を含む): 365976576

約数和(自身を除く): 164759001

約数列:

[1, 3, 5, 13, 15, 25, 39, 47, 65, 75, 141, 195, 235, 325, 611, 705, 975, 1175, 1833, 3055, 3525, 4391, 9165, 13173, 15275, 21955, 45825, 57083, 65865, 109775, 171249, 206377, 285415, 329325, 619131, 856245, 1031885, 1427075, 2682901, 3095655, 4281225, 5159425, 8048703, 13414505, 15478275, 40243515, 67072525, 201217575]

約数ペア:

[(1, 201217575), (3, 67072525), (5, 40243515), (13, 15478275), (15, 13414505), (25, 8048703), (39, 5159425), (47, 4281225), (65, 3095655), (75, 2682901), (141, 1427075), (195, 1031885), (235, 856245), (325, 619131), (611, 329325), (705, 285415), (975, 206377), (1175, 171249), (1833, 109775), (3055, 65865), (3525, 57083), (4391, 45825), (9165, 21955), (13173, 15275)]