40838049

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{313}}^1$

素因数の和:454

約数の個数: 48

約数和(自身を含む): 71843200

約数和(自身を除く): 31005151

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 109, 133, 171, 313, 327, 399, 763, 939, 981, 1197, 2071, 2191, 2289, 2817, 5947, 6213, 6573, 6867, 14497, 17841, 18639, 19719, 34117, 41629, 43491, 53523, 102351, 124887, 130473, 238819, 307053, 374661, 648223, 716457, 1944669, 2149371, 4537561, 5834007, 13612683, 40838049]

約数ペア:

[(1, 40838049), (3, 13612683), (7, 5834007), (9, 4537561), (19, 2149371), (21, 1944669), (57, 716457), (63, 648223), (109, 374661), (133, 307053), (171, 238819), (313, 130473), (327, 124887), (399, 102351), (763, 53523), (939, 43491), (981, 41629), (1197, 34117), (2071, 19719), (2191, 18639), (2289, 17841), (2817, 14497), (5947, 6867), (6213, 6573)]