214996818

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{719}}^1$

素因数の和:847

約数の個数: 64

約数和(自身を含む): 471398400

約数和(自身を除く): 256401582

約数列:

[1, 2, 3, 6, 19, 38, 43, 57, 61, 86, 114, 122, 129, 183, 258, 366, 719, 817, 1159, 1438, 1634, 2157, 2318, 2451, 2623, 3477, 4314, 4902, 5246, 6954, 7869, 13661, 15738, 27322, 30917, 40983, 43859, 49837, 61834, 81966, 87718, 92751, 99674, 131577, 149511, 185502, 263154, 299022, 587423, 833321, 1174846, 1666642, 1762269, 1885937, 2499963, 3524538, 3771874, 4999926, 5657811, 11315622, 35832803, 71665606, 107498409, 214996818]

約数ペア:

[(1, 214996818), (2, 107498409), (3, 71665606), (6, 35832803), (19, 11315622), (38, 5657811), (43, 4999926), (57, 3771874), (61, 3524538), (86, 2499963), (114, 1885937), (122, 1762269), (129, 1666642), (183, 1174846), (258, 833321), (366, 587423), (719, 299022), (817, 263154), (1159, 185502), (1438, 149511), (1634, 131577), (2157, 99674), (2318, 92751), (2451, 87718), (2623, 81966), (3477, 61834), (4314, 49837), (4902, 43859), (5246, 40983), (6954, 30917), (7869, 27322), (13661, 15738)]