28810804

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{337}}^1$

素因数の和:448

約数の個数: 48

約数和(自身を含む): 57919680

約数和(自身を除く): 29108876

約数列:

[1, 2, 4, 11, 22, 29, 44, 58, 67, 116, 134, 268, 319, 337, 638, 674, 737, 1276, 1348, 1474, 1943, 2948, 3707, 3886, 7414, 7772, 9773, 14828, 19546, 21373, 22579, 39092, 42746, 45158, 85492, 90316, 107503, 215006, 248369, 430012, 496738, 654791, 993476, 1309582, 2619164, 7202701, 14405402, 28810804]

約数ペア:

[(1, 28810804), (2, 14405402), (4, 7202701), (11, 2619164), (22, 1309582), (29, 993476), (44, 654791), (58, 496738), (67, 430012), (116, 248369), (134, 215006), (268, 107503), (319, 90316), (337, 85492), (638, 45158), (674, 42746), (737, 39092), (1276, 22579), (1348, 21373), (1474, 19546), (1943, 14828), (2948, 9773), (3707, 7772), (3886, 7414)]