201430955

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{2687}}^1$

素因数の和:2779

約数の個数: 32

約数和(自身を含む): 278691840

約数和(自身を除く): 77260885

約数列:

[1, 5, 11, 29, 47, 55, 145, 235, 319, 517, 1363, 1595, 2585, 2687, 6815, 13435, 14993, 29557, 74965, 77923, 126289, 147785, 389615, 631445, 857153, 1389179, 3662381, 4285765, 6945895, 18311905, 40286191, 201430955]

約数ペア:

[(1, 201430955), (5, 40286191), (11, 18311905), (29, 6945895), (47, 4285765), (55, 3662381), (145, 1389179), (235, 857153), (319, 631445), (517, 389615), (1363, 147785), (1595, 126289), (2585, 77923), (2687, 74965), (6815, 29557), (13435, 14993)]