239071505

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1\times {\mathrm{179}}^1$

素因数の和:425

約数の個数: 32

約数和(自身を含む): 305337600

約数和(自身を除く): 66266095

約数列:

[1, 5, 29, 61, 145, 151, 179, 305, 755, 895, 1769, 4379, 5191, 8845, 9211, 10919, 21895, 25955, 27029, 46055, 54595, 135145, 267119, 316651, 783841, 1335595, 1583255, 1648769, 3919205, 8243845, 47814301, 239071505]

約数ペア:

[(1, 239071505), (5, 47814301), (29, 8243845), (61, 3919205), (145, 1648769), (151, 1583255), (179, 1335595), (305, 783841), (755, 316651), (895, 267119), (1769, 135145), (4379, 54595), (5191, 46055), (8845, 27029), (9211, 25955), (10919, 21895)]