201351885

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{241}}^1$

素因数の和:438

約数の個数: 64

約数和(自身を含む): 378216960

約数和(自身を除く): 176865075

約数列:

[1, 3, 5, 7, 15, 21, 35, 73, 105, 109, 219, 241, 327, 365, 511, 545, 723, 763, 1095, 1205, 1533, 1635, 1687, 2289, 2555, 3615, 3815, 5061, 7665, 7957, 8435, 11445, 17593, 23871, 25305, 26269, 39785, 52779, 55699, 78807, 87965, 119355, 123151, 131345, 167097, 183883, 263895, 278495, 369453, 394035, 551649, 615755, 835485, 919415, 1847265, 1917637, 2758245, 5752911, 9588185, 13423459, 28764555, 40270377, 67117295, 201351885]

約数ペア:

[(1, 201351885), (3, 67117295), (5, 40270377), (7, 28764555), (15, 13423459), (21, 9588185), (35, 5752911), (73, 2758245), (105, 1917637), (109, 1847265), (219, 919415), (241, 835485), (327, 615755), (365, 551649), (511, 394035), (545, 369453), (723, 278495), (763, 263895), (1095, 183883), (1205, 167097), (1533, 131345), (1635, 123151), (1687, 119355), (2289, 87965), (2555, 78807), (3615, 55699), (3815, 52779), (5061, 39785), (7665, 26269), (7957, 25305), (8435, 23871), (11445, 17593)]