42678545

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{967}}^1$

素因数の和:1089

約数の個数: 32

約数和(自身を含む): 63748608

約数和(自身を除く): 21070063

約数列:

[1, 5, 7, 13, 35, 65, 91, 97, 455, 485, 679, 967, 1261, 3395, 4835, 6305, 6769, 8827, 12571, 33845, 44135, 62855, 87997, 93799, 439985, 468995, 656593, 1219387, 3282965, 6096935, 8535709, 42678545]

約数ペア:

[(1, 42678545), (5, 8535709), (7, 6096935), (13, 3282965), (35, 1219387), (65, 656593), (91, 468995), (97, 439985), (455, 93799), (485, 87997), (679, 62855), (967, 44135), (1261, 33845), (3395, 12571), (4835, 8827), (6305, 6769)]