201369645

素因数分解:

$3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{373}}^1$

素因数の和:464

約数の個数: 80

約数和(自身を含む): 382305792

約数和(自身を除く): 180936147

約数列:

[1, 3, 5, 9, 15, 27, 31, 43, 45, 81, 93, 129, 135, 155, 215, 279, 373, 387, 405, 465, 645, 837, 1119, 1161, 1333, 1395, 1865, 1935, 2511, 3357, 3483, 3999, 4185, 5595, 5805, 6665, 10071, 11563, 11997, 12555, 16039, 16785, 17415, 19995, 30213, 34689, 35991, 48117, 50355, 57815, 59985, 80195, 104067, 107973, 144351, 151065, 173445, 179955, 240585, 312201, 433053, 497209, 520335, 539865, 721755, 936603, 1299159, 1491627, 1561005, 2165265, 2486045, 4474881, 4683015, 6495795, 7458135, 13424643, 22374405, 40273929, 67123215, 201369645]

約数ペア:

[(1, 201369645), (3, 67123215), (5, 40273929), (9, 22374405), (15, 13424643), (27, 7458135), (31, 6495795), (43, 4683015), (45, 4474881), (81, 2486045), (93, 2165265), (129, 1561005), (135, 1491627), (155, 1299159), (215, 936603), (279, 721755), (373, 539865), (387, 520335), (405, 497209), (465, 433053), (645, 312201), (837, 240585), (1119, 179955), (1161, 173445), (1333, 151065), (1395, 144351), (1865, 107973), (1935, 104067), (2511, 80195), (3357, 59985), (3483, 57815), (3999, 50355), (4185, 48117), (5595, 35991), (5805, 34689), (6665, 30213), (10071, 19995), (11563, 17415), (11997, 16785), (12555, 16039)]