28928536

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{503}}^1$

素因数の和:608

約数の個数: 64

約数和(自身を含む): 67737600

約数和(自身を除く): 38809064

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 79, 91, 104, 158, 182, 316, 364, 503, 553, 632, 728, 1006, 1027, 1106, 2012, 2054, 2212, 3521, 4024, 4108, 4424, 6539, 7042, 7189, 8216, 13078, 14084, 14378, 26156, 28168, 28756, 39737, 45773, 52312, 57512, 79474, 91546, 158948, 183092, 278159, 317896, 366184, 516581, 556318, 1033162, 1112636, 2066324, 2225272, 3616067, 4132648, 7232134, 14464268, 28928536]

約数ペア:

[(1, 28928536), (2, 14464268), (4, 7232134), (7, 4132648), (8, 3616067), (13, 2225272), (14, 2066324), (26, 1112636), (28, 1033162), (52, 556318), (56, 516581), (79, 366184), (91, 317896), (104, 278159), (158, 183092), (182, 158948), (316, 91546), (364, 79474), (503, 57512), (553, 52312), (632, 45773), (728, 39737), (1006, 28756), (1027, 28168), (1106, 26156), (2012, 14378), (2054, 14084), (2212, 13078), (3521, 8216), (4024, 7189), (4108, 7042), (4424, 6539)]