40849497

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{107}}^1\times {\mathrm{251}}^1$

素因数の和:390

約数の個数: 36

約数和(自身を含む): 64746864

約数和(自身を除く): 23897367

約数列:

[1, 3, 9, 13, 39, 107, 117, 169, 251, 321, 507, 753, 963, 1391, 1521, 2259, 3263, 4173, 9789, 12519, 18083, 26857, 29367, 42419, 54249, 80571, 127257, 162747, 241713, 349141, 381771, 1047423, 3142269, 4538833, 13616499, 40849497]

約数ペア:

[(1, 40849497), (3, 13616499), (9, 4538833), (13, 3142269), (39, 1047423), (107, 381771), (117, 349141), (169, 241713), (251, 162747), (321, 127257), (507, 80571), (753, 54249), (963, 42419), (1391, 29367), (1521, 26857), (2259, 18083), (3263, 12519), (4173, 9789)]