72465107

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{179}}^1$

素因数の和:371

約数の個数: 32

約数和(自身を含む): 90720000

約数和(自身を除く): 18254893

約数列:

[1, 11, 13, 19, 143, 149, 179, 209, 247, 1639, 1937, 1969, 2327, 2717, 2831, 3401, 21307, 25597, 26671, 31141, 36803, 37411, 44213, 293381, 346723, 404833, 486343, 506749, 3813953, 5574239, 6587737, 72465107]

約数ペア:

[(1, 72465107), (11, 6587737), (13, 5574239), (19, 3813953), (143, 506749), (149, 486343), (179, 404833), (209, 346723), (247, 293381), (1639, 44213), (1937, 37411), (1969, 36803), (2327, 31141), (2717, 26671), (2831, 25597), (3401, 21307)]