201706505

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{211}}^1$

素因数の和:438

約数の個数: 64

約数和(自身を含む): 328237056

約数和(自身を除く): 126530551

約数列:

[1, 5, 7, 11, 13, 35, 55, 65, 77, 91, 143, 191, 211, 385, 455, 715, 955, 1001, 1055, 1337, 1477, 2101, 2321, 2483, 2743, 5005, 6685, 7385, 10505, 11605, 12415, 13715, 14707, 16247, 17381, 19201, 27313, 30173, 40301, 73535, 81235, 86905, 96005, 136565, 150865, 191191, 201505, 211211, 282107, 443311, 523913, 955955, 1056055, 1410535, 2216555, 2619565, 3103177, 3667391, 5763043, 15515885, 18336955, 28815215, 40341301, 201706505]

約数ペア:

[(1, 201706505), (5, 40341301), (7, 28815215), (11, 18336955), (13, 15515885), (35, 5763043), (55, 3667391), (65, 3103177), (77, 2619565), (91, 2216555), (143, 1410535), (191, 1056055), (211, 955955), (385, 523913), (455, 443311), (715, 282107), (955, 211211), (1001, 201505), (1055, 191191), (1337, 150865), (1477, 136565), (2101, 96005), (2321, 86905), (2483, 81235), (2743, 73535), (5005, 40301), (6685, 30173), (7385, 27313), (10505, 19201), (11605, 17381), (12415, 16247), (13715, 14707)]