239877925

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{977}}^1$

素因数の和:1078

約数の個数: 48

約数和(自身を含む): 360905472

約数和(自身を除く): 121027547

約数列:

[1, 5, 7, 23, 25, 35, 61, 115, 161, 175, 305, 427, 575, 805, 977, 1403, 1525, 2135, 4025, 4885, 6839, 7015, 9821, 10675, 22471, 24425, 34195, 35075, 49105, 59597, 112355, 157297, 170975, 245525, 297985, 417179, 561775, 786485, 1370731, 1489925, 2085895, 3932425, 6853655, 9595117, 10429475, 34268275, 47975585, 239877925]

約数ペア:

[(1, 239877925), (5, 47975585), (7, 34268275), (23, 10429475), (25, 9595117), (35, 6853655), (61, 3932425), (115, 2085895), (161, 1489925), (175, 1370731), (305, 786485), (427, 561775), (575, 417179), (805, 297985), (977, 245525), (1403, 170975), (1525, 157297), (2135, 112355), (4025, 59597), (4885, 49105), (6839, 35075), (7015, 34195), (9821, 24425), (10675, 22471)]