221309248

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{331}}^1\times {\mathrm{337}}^1$

素因数の和:711

約数の個数: 56

約数和(自身を含む): 456045824

約数和(自身を除く): 234736576

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 331, 337, 496, 662, 674, 992, 1324, 1348, 1984, 2648, 2696, 5296, 5392, 10261, 10447, 10592, 10784, 20522, 20894, 21184, 21568, 41044, 41788, 82088, 83576, 111547, 164176, 167152, 223094, 328352, 334304, 446188, 656704, 668608, 892376, 1784752, 3457957, 3569504, 6915914, 7139008, 13831828, 27663656, 55327312, 110654624, 221309248]

約数ペア:

[(1, 221309248), (2, 110654624), (4, 55327312), (8, 27663656), (16, 13831828), (31, 7139008), (32, 6915914), (62, 3569504), (64, 3457957), (124, 1784752), (248, 892376), (331, 668608), (337, 656704), (496, 446188), (662, 334304), (674, 328352), (992, 223094), (1324, 167152), (1348, 164176), (1984, 111547), (2648, 83576), (2696, 82088), (5296, 41788), (5392, 41044), (10261, 21568), (10447, 21184), (10592, 20894), (10784, 20522)]