205733715

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{271}}^1$

素因数の和:440

約数の個数: 64

約数和(自身を含む): 372252672

約数和(自身を除く): 166518957

約数列:

[1, 3, 5, 11, 15, 33, 43, 55, 107, 129, 165, 215, 271, 321, 473, 535, 645, 813, 1177, 1355, 1419, 1605, 2365, 2981, 3531, 4065, 4601, 5885, 7095, 8943, 11653, 13803, 14905, 17655, 23005, 28997, 34959, 44715, 50611, 58265, 69015, 86991, 128183, 144985, 151833, 174795, 253055, 318967, 384549, 434955, 640915, 759165, 956901, 1246871, 1594835, 1922745, 3740613, 4784505, 6234355, 13715581, 18703065, 41146743, 68577905, 205733715]

約数ペア:

[(1, 205733715), (3, 68577905), (5, 41146743), (11, 18703065), (15, 13715581), (33, 6234355), (43, 4784505), (55, 3740613), (107, 1922745), (129, 1594835), (165, 1246871), (215, 956901), (271, 759165), (321, 640915), (473, 434955), (535, 384549), (645, 318967), (813, 253055), (1177, 174795), (1355, 151833), (1419, 144985), (1605, 128183), (2365, 86991), (2981, 69015), (3531, 58265), (4065, 50611), (4601, 44715), (5885, 34959), (7095, 28997), (8943, 23005), (11653, 17655), (13803, 14905)]