15458885

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:245

約数の個数: 32

約数和(自身を含む): 21168000

約数和(自身を除く): 5709115

約数列:

[1, 5, 13, 29, 59, 65, 139, 145, 295, 377, 695, 767, 1711, 1807, 1885, 3835, 4031, 8201, 8555, 9035, 20155, 22243, 41005, 52403, 106613, 111215, 237829, 262015, 533065, 1189145, 3091777, 15458885]

約数ペア:

[(1, 15458885), (5, 3091777), (13, 1189145), (29, 533065), (59, 262015), (65, 237829), (139, 111215), (145, 106613), (295, 52403), (377, 41005), (695, 22243), (767, 20155), (1711, 9035), (1807, 8555), (1885, 8201), (3835, 4031)]