42820206

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{349}}^1$

素因数の和:402

約数の個数: 72

約数和(自身を含む): 102223800

約数和(自身を除く): 59403594

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 121, 143, 169, 242, 286, 338, 349, 363, 429, 507, 698, 726, 858, 1014, 1047, 1573, 1859, 2094, 3146, 3718, 3839, 4537, 4719, 5577, 7678, 9074, 9438, 11154, 11517, 13611, 20449, 23034, 27222, 40898, 42229, 49907, 58981, 61347, 84458, 99814, 117962, 122694, 126687, 149721, 176943, 253374, 299442, 353886, 548977, 648791, 1097954, 1297582, 1646931, 1946373, 3293862, 3892746, 7136701, 14273402, 21410103, 42820206]

約数ペア:

[(1, 42820206), (2, 21410103), (3, 14273402), (6, 7136701), (11, 3892746), (13, 3293862), (22, 1946373), (26, 1646931), (33, 1297582), (39, 1097954), (66, 648791), (78, 548977), (121, 353886), (143, 299442), (169, 253374), (242, 176943), (286, 149721), (338, 126687), (349, 122694), (363, 117962), (429, 99814), (507, 84458), (698, 61347), (726, 58981), (858, 49907), (1014, 42229), (1047, 40898), (1573, 27222), (1859, 23034), (2094, 20449), (3146, 13611), (3718, 11517), (3839, 11154), (4537, 9438), (4719, 9074), (5577, 7678)]