72638251

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{2539}}^1$

素因数の和:2674

約数の個数: 16

約数和(自身を含む): 85669120

約数和(自身を除く): 13030869

約数列:

[1, 7, 61, 67, 427, 469, 2539, 4087, 17773, 28609, 154879, 170113, 1084153, 1190791, 10376893, 72638251]

約数ペア:

[(1, 72638251), (7, 10376893), (61, 1190791), (67, 1084153), (427, 170113), (469, 154879), (2539, 28609), (4087, 17773)]