1388695965

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{21317}}^1$

素因数の和:21469

約数の個数: 32

約数和(自身を含む): 2296204416

約数和(自身を除く): 907508451

約数列:

[1, 3, 5, 15, 43, 101, 129, 215, 303, 505, 645, 1515, 4343, 13029, 21317, 21715, 63951, 65145, 106585, 319755, 916631, 2153017, 2749893, 4583155, 6459051, 10765085, 13749465, 32295255, 92579731, 277739193, 462898655, 1388695965]

約数ペア:

[(1, 1388695965), (3, 462898655), (5, 277739193), (15, 92579731), (43, 32295255), (101, 13749465), (129, 10765085), (215, 6459051), (303, 4583155), (505, 2749893), (645, 2153017), (1515, 916631), (4343, 319755), (13029, 106585), (21317, 65145), (21715, 63951)]