219040539965

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2939}}^1\times {\mathrm{67447}}^1$

素因数の和:70421

約数の個数: 32

約数和(自身を含む): 299825245440

約数和(自身を除く): 80784705475

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 2939, 14695, 38207, 49963, 67447, 191035, 249815, 337235, 649519, 876811, 1146599, 3247595, 4384055, 5732995, 14905787, 74528935, 198226733, 991133665, 2576947529, 3369854461, 12884737645, 16849272305, 43808107993, 219040539965]

約数ペア:

[(1, 219040539965), (5, 43808107993), (13, 16849272305), (17, 12884737645), (65, 3369854461), (85, 2576947529), (221, 991133665), (1105, 198226733), (2939, 74528935), (14695, 14905787), (38207, 5732995), (49963, 4384055), (67447, 3247595), (191035, 1146599), (249815, 876811), (337235, 649519)]