30988503

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{241}}^1$

素因数の和:424

約数の個数: 48

約数和(自身を含む): 55671616

約数和(自身を除く): 24683113

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 157, 241, 273, 471, 723, 819, 1099, 1413, 1687, 2041, 2169, 3133, 3297, 5061, 6123, 9399, 9891, 14287, 15183, 18369, 21931, 28197, 37837, 42861, 65793, 113511, 128583, 197379, 264859, 340533, 491881, 794577, 1475643, 2383731, 3443167, 4426929, 10329501, 30988503]

約数ペア:

[(1, 30988503), (3, 10329501), (7, 4426929), (9, 3443167), (13, 2383731), (21, 1475643), (39, 794577), (63, 491881), (91, 340533), (117, 264859), (157, 197379), (241, 128583), (273, 113511), (471, 65793), (723, 42861), (819, 37837), (1099, 28197), (1413, 21931), (1687, 18369), (2041, 15183), (2169, 14287), (3133, 9891), (3297, 9399), (5061, 6123)]