201547515

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{21991}}^1$

素因数の和:22059

約数の個数: 32

約数和(自身を含む): 354686976

約数和(自身を除く): 153139461

約数列:

[1, 3, 5, 13, 15, 39, 47, 65, 141, 195, 235, 611, 705, 1833, 3055, 9165, 21991, 65973, 109955, 285883, 329865, 857649, 1033577, 1429415, 3100731, 4288245, 5167885, 13436501, 15503655, 40309503, 67182505, 201547515]

約数ペア:

[(1, 201547515), (3, 67182505), (5, 40309503), (13, 15503655), (15, 13436501), (39, 5167885), (47, 4288245), (65, 3100731), (141, 1429415), (195, 1033577), (235, 857649), (611, 329865), (705, 285883), (1833, 109955), (3055, 65973), (9165, 21991)]