646127565

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{13679}}^1$

素因数の和:13801

約数の個数: 32

約数和(自身を含む): 1071636480

約数和(自身を除く): 425508915

約数列:

[1, 3, 5, 15, 47, 67, 141, 201, 235, 335, 705, 1005, 3149, 9447, 13679, 15745, 41037, 47235, 68395, 205185, 642913, 916493, 1928739, 2749479, 3214565, 4582465, 9643695, 13747395, 43075171, 129225513, 215375855, 646127565]

約数ペア:

[(1, 646127565), (3, 215375855), (5, 129225513), (15, 43075171), (47, 13747395), (67, 9643695), (141, 4582465), (201, 3214565), (235, 2749479), (335, 1928739), (705, 916493), (1005, 642913), (3149, 205185), (9447, 68395), (13679, 47235), (15745, 41037)]