4127355

素因数分解:

$3^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:142

約数の個数: 48

約数和(自身を含む): 7687680

約数和(自身を除く): 3560325

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 79, 81, 129, 135, 215, 237, 243, 387, 395, 405, 645, 711, 1161, 1185, 1215, 1935, 2133, 3397, 3483, 3555, 5805, 6399, 10191, 10449, 10665, 16985, 17415, 19197, 30573, 31995, 50955, 52245, 91719, 95985, 152865, 275157, 458595, 825471, 1375785, 4127355]

約数ペア:

[(1, 4127355), (3, 1375785), (5, 825471), (9, 458595), (15, 275157), (27, 152865), (43, 95985), (45, 91719), (79, 52245), (81, 50955), (129, 31995), (135, 30573), (215, 19197), (237, 17415), (243, 16985), (387, 10665), (395, 10449), (405, 10191), (645, 6399), (711, 5805), (1161, 3555), (1185, 3483), (1215, 3397), (1935, 2133)]