4000815

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{977}}^1$

素因数の和:1008

約数の個数: 48

約数和(自身を含む): 8543808

約数和(自身を除く): 4542993

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 45, 63, 65, 91, 105, 117, 195, 273, 315, 455, 585, 819, 977, 1365, 2931, 4095, 4885, 6839, 8793, 12701, 14655, 20517, 34195, 38103, 43965, 61551, 63505, 88907, 102585, 114309, 190515, 266721, 307755, 444535, 571545, 800163, 1333605, 4000815]

約数ペア:

[(1, 4000815), (3, 1333605), (5, 800163), (7, 571545), (9, 444535), (13, 307755), (15, 266721), (21, 190515), (35, 114309), (39, 102585), (45, 88907), (63, 63505), (65, 61551), (91, 43965), (105, 38103), (117, 34195), (195, 20517), (273, 14655), (315, 12701), (455, 8793), (585, 6839), (819, 4885), (977, 4095), (1365, 2931)]