401067966

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1\times {\mathrm{607}}^1$

素因数の和:865

約数の個数: 64

約数和(自身を含む): 889878528

約数和(自身を除く): 488810562

約数列:

[1, 2, 3, 6, 13, 26, 39, 43, 78, 86, 129, 197, 258, 394, 559, 591, 607, 1118, 1182, 1214, 1677, 1821, 2561, 3354, 3642, 5122, 7683, 7891, 8471, 15366, 15782, 16942, 23673, 25413, 26101, 47346, 50826, 52202, 78303, 110123, 119579, 156606, 220246, 239158, 330369, 339313, 358737, 660738, 678626, 717474, 1017939, 1554527, 2035878, 3109054, 4663581, 5141897, 9327162, 10283794, 15425691, 30851382, 66844661, 133689322, 200533983, 401067966]

約数ペア:

[(1, 401067966), (2, 200533983), (3, 133689322), (6, 66844661), (13, 30851382), (26, 15425691), (39, 10283794), (43, 9327162), (78, 5141897), (86, 4663581), (129, 3109054), (197, 2035878), (258, 1554527), (394, 1017939), (559, 717474), (591, 678626), (607, 660738), (1118, 358737), (1182, 339313), (1214, 330369), (1677, 239158), (1821, 220246), (2561, 156606), (3354, 119579), (3642, 110123), (5122, 78303), (7683, 52202), (7891, 50826), (8471, 47346), (15366, 26101), (15782, 25413), (16942, 23673)]