28342809

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{4273}}^1$

素因数の和:4357

約数の個数: 24

約数和(自身を含む): 45338592

約数和(自身を除く): 16995783

約数列:

[1, 3, 9, 11, 33, 67, 99, 201, 603, 737, 2211, 4273, 6633, 12819, 38457, 47003, 141009, 286291, 423027, 858873, 2576619, 3149201, 9447603, 28342809]

約数ペア:

[(1, 28342809), (3, 9447603), (9, 3149201), (11, 2576619), (33, 858873), (67, 423027), (99, 286291), (201, 141009), (603, 47003), (737, 38457), (2211, 12819), (4273, 6633)]