25232013

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{211}}^1$

素因数の和:366

約数の個数: 32

約数和(自身を含む): 38804480

約数和(自身を除く): 13572467

約数列:

[1, 3, 9, 27, 43, 103, 129, 211, 309, 387, 633, 927, 1161, 1899, 2781, 4429, 5697, 9073, 13287, 21733, 27219, 39861, 65199, 81657, 119583, 195597, 244971, 586791, 934519, 2803557, 8410671, 25232013]

約数ペア:

[(1, 25232013), (3, 8410671), (9, 2803557), (27, 934519), (43, 586791), (103, 244971), (129, 195597), (211, 119583), (309, 81657), (387, 65199), (633, 39861), (927, 27219), (1161, 21733), (1899, 13287), (2781, 9073), (4429, 5697)]