658659616

素因数分解:

$2^5\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{2213}}^1$

素因数の和:2425

約数の個数: 48

約数和(自身を含む): 1325636928

約数和(自身を除く): 666977312

約数列:

[1, 2, 4, 8, 16, 32, 71, 131, 142, 262, 284, 524, 568, 1048, 1136, 2096, 2213, 2272, 4192, 4426, 8852, 9301, 17704, 18602, 35408, 37204, 70816, 74408, 148816, 157123, 289903, 297632, 314246, 579806, 628492, 1159612, 1256984, 2319224, 2513968, 4638448, 5027936, 9276896, 20583113, 41166226, 82332452, 164664904, 329329808, 658659616]

約数ペア:

[(1, 658659616), (2, 329329808), (4, 164664904), (8, 82332452), (16, 41166226), (32, 20583113), (71, 9276896), (131, 5027936), (142, 4638448), (262, 2513968), (284, 2319224), (524, 1256984), (568, 1159612), (1048, 628492), (1136, 579806), (2096, 314246), (2213, 297632), (2272, 289903), (4192, 157123), (4426, 148816), (8852, 74408), (9301, 70816), (17704, 37204), (18602, 35408)]