72231873

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{1951}}^1$

素因数の和:2045

約数の個数: 32

約数和(自身を含む): 115433472

約数和(自身を除く): 43201599

約数列:

[1, 3, 7, 21, 41, 43, 123, 129, 287, 301, 861, 903, 1763, 1951, 5289, 5853, 12341, 13657, 37023, 40971, 79991, 83893, 239973, 251679, 559937, 587251, 1679811, 1761753, 3439613, 10318839, 24077291, 72231873]

約数ペア:

[(1, 72231873), (3, 24077291), (7, 10318839), (21, 3439613), (41, 1761753), (43, 1679811), (123, 587251), (129, 559937), (287, 251679), (301, 239973), (861, 83893), (903, 79991), (1763, 40971), (1951, 37023), (5289, 13657), (5853, 12341)]