196643295

素因数分解:

$3^4\times 5^1\times {\mathrm{487}}^1\times {\mathrm{997}}^1$

素因数の和:1501

約数の個数: 40

約数和(自身を含む): 353579424

約数和(自身を除く): 156936129

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 487, 997, 1461, 2435, 2991, 4383, 4985, 7305, 8973, 13149, 14955, 21915, 26919, 39447, 44865, 65745, 80757, 134595, 197235, 403785, 485539, 1456617, 2427695, 4369851, 7283085, 13109553, 21849255, 39328659, 65547765, 196643295]

約数ペア:

[(1, 196643295), (3, 65547765), (5, 39328659), (9, 21849255), (15, 13109553), (27, 7283085), (45, 4369851), (81, 2427695), (135, 1456617), (405, 485539), (487, 403785), (997, 197235), (1461, 134595), (2435, 80757), (2991, 65745), (4383, 44865), (4985, 39447), (7305, 26919), (8973, 21915), (13149, 14955)]