30987736

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{1031}}^1$

素因数の和:1084

約数の個数: 48

約数和(自身を含む): 66533040

約数和(自身を除く): 35545304

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 289, 442, 578, 884, 1031, 1156, 1768, 2062, 2312, 3757, 4124, 7514, 8248, 13403, 15028, 17527, 26806, 30056, 35054, 53612, 70108, 107224, 140216, 227851, 297959, 455702, 595918, 911404, 1191836, 1822808, 2383672, 3873467, 7746934, 15493868, 30987736]

約数ペア:

[(1, 30987736), (2, 15493868), (4, 7746934), (8, 3873467), (13, 2383672), (17, 1822808), (26, 1191836), (34, 911404), (52, 595918), (68, 455702), (104, 297959), (136, 227851), (221, 140216), (289, 107224), (442, 70108), (578, 53612), (884, 35054), (1031, 30056), (1156, 26806), (1768, 17527), (2062, 15028), (2312, 13403), (3757, 8248), (4124, 7514)]