4018905

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{353}}^1$

素因数の和:398

約数の個数: 48

約数和(自身を含む): 7952256

約数和(自身を除く): 3933351

約数列:

[1, 3, 5, 9, 11, 15, 23, 33, 45, 55, 69, 99, 115, 165, 207, 253, 345, 353, 495, 759, 1035, 1059, 1265, 1765, 2277, 3177, 3795, 3883, 5295, 8119, 11385, 11649, 15885, 19415, 24357, 34947, 40595, 58245, 73071, 89309, 121785, 174735, 267927, 365355, 446545, 803781, 1339635, 4018905]

約数ペア:

[(1, 4018905), (3, 1339635), (5, 803781), (9, 446545), (11, 365355), (15, 267927), (23, 174735), (33, 121785), (45, 89309), (55, 73071), (69, 58245), (99, 40595), (115, 34947), (165, 24357), (207, 19415), (253, 15885), (345, 11649), (353, 11385), (495, 8119), (759, 5295), (1035, 3883), (1059, 3795), (1265, 3177), (1765, 2277)]