28665084

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{401}}^1$

素因数の和:475

約数の個数: 96

約数和(自身を含む): 82123776

約数和(自身を除く): 53458692

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 37, 42, 46, 69, 74, 84, 92, 111, 138, 148, 161, 222, 259, 276, 322, 401, 444, 483, 518, 644, 777, 802, 851, 966, 1036, 1203, 1554, 1604, 1702, 1932, 2406, 2553, 2807, 3108, 3404, 4812, 5106, 5614, 5957, 8421, 9223, 10212, 11228, 11914, 14837, 16842, 17871, 18446, 23828, 27669, 29674, 33684, 35742, 36892, 44511, 55338, 59348, 64561, 71484, 89022, 103859, 110676, 129122, 178044, 193683, 207718, 258244, 311577, 341251, 387366, 415436, 623154, 682502, 774732, 1023753, 1246308, 1365004, 2047506, 2388757, 4095012, 4777514, 7166271, 9555028, 14332542, 28665084]

約数ペア:

[(1, 28665084), (2, 14332542), (3, 9555028), (4, 7166271), (6, 4777514), (7, 4095012), (12, 2388757), (14, 2047506), (21, 1365004), (23, 1246308), (28, 1023753), (37, 774732), (42, 682502), (46, 623154), (69, 415436), (74, 387366), (84, 341251), (92, 311577), (111, 258244), (138, 207718), (148, 193683), (161, 178044), (222, 129122), (259, 110676), (276, 103859), (322, 89022), (401, 71484), (444, 64561), (483, 59348), (518, 55338), (644, 44511), (777, 36892), (802, 35742), (851, 33684), (966, 29674), (1036, 27669), (1203, 23828), (1554, 18446), (1604, 17871), (1702, 16842), (1932, 14837), (2406, 11914), (2553, 11228), (2807, 10212), (3108, 9223), (3404, 8421), (4812, 5957), (5106, 5614)]