248503815

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{2711}}^1$

素因数の和:2829

約数の個数: 64

約数和(自身を含む): 510289920

約数和(自身を除く): 261786105

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 97, 105, 135, 189, 291, 315, 485, 679, 873, 945, 1455, 2037, 2619, 2711, 3395, 4365, 6111, 8133, 10185, 13095, 13555, 18333, 18977, 24399, 30555, 40665, 56931, 73197, 91665, 94885, 121995, 170793, 262967, 284655, 365985, 512379, 788901, 853965, 1314835, 1840769, 2366703, 2561895, 3944505, 5522307, 7100109, 9203845, 11833515, 16566921, 27611535, 35500545, 49700763, 82834605, 248503815]

約数ペア:

[(1, 248503815), (3, 82834605), (5, 49700763), (7, 35500545), (9, 27611535), (15, 16566921), (21, 11833515), (27, 9203845), (35, 7100109), (45, 5522307), (63, 3944505), (97, 2561895), (105, 2366703), (135, 1840769), (189, 1314835), (291, 853965), (315, 788901), (485, 512379), (679, 365985), (873, 284655), (945, 262967), (1455, 170793), (2037, 121995), (2619, 94885), (2711, 91665), (3395, 73197), (4365, 56931), (6111, 40665), (8133, 30555), (10185, 24399), (13095, 18977), (13555, 18333)]