28494036

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{233}}^1$

素因数の和:365

約数の個数: 72

約数和(自身を含む): 74954880

約数和(自身を除く): 46460844

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 79, 86, 129, 158, 172, 233, 237, 258, 316, 387, 466, 474, 516, 699, 711, 774, 932, 948, 1398, 1422, 1548, 2097, 2796, 2844, 3397, 4194, 6794, 8388, 10019, 10191, 13588, 18407, 20038, 20382, 30057, 30573, 36814, 40076, 40764, 55221, 60114, 61146, 73628, 90171, 110442, 120228, 122292, 165663, 180342, 220884, 331326, 360684, 662652, 791501, 1583002, 2374503, 3166004, 4749006, 7123509, 9498012, 14247018, 28494036]

約数ペア:

[(1, 28494036), (2, 14247018), (3, 9498012), (4, 7123509), (6, 4749006), (9, 3166004), (12, 2374503), (18, 1583002), (36, 791501), (43, 662652), (79, 360684), (86, 331326), (129, 220884), (158, 180342), (172, 165663), (233, 122292), (237, 120228), (258, 110442), (316, 90171), (387, 73628), (466, 61146), (474, 60114), (516, 55221), (699, 40764), (711, 40076), (774, 36814), (932, 30573), (948, 30057), (1398, 20382), (1422, 20038), (1548, 18407), (2097, 13588), (2796, 10191), (2844, 10019), (3397, 8388), (4194, 6794)]