28780491252

素因数分解:

$2^2\times 3^1\times {\mathrm{61}}^2\times {\mathrm{421}}^1\times {\mathrm{1531}}^1$

素因数の和:2081

約数の個数: 72

約数和(自身を含む): 68480289696

約数和(自身を除く): 39699798444

約数列:

[1, 2, 3, 4, 6, 12, 61, 122, 183, 244, 366, 421, 732, 842, 1263, 1531, 1684, 2526, 3062, 3721, 4593, 5052, 6124, 7442, 9186, 11163, 14884, 18372, 22326, 25681, 44652, 51362, 77043, 93391, 102724, 154086, 186782, 280173, 308172, 373564, 560346, 644551, 1120692, 1289102, 1566541, 1933653, 2578204, 3133082, 3867306, 4699623, 5696851, 6266164, 7734612, 9399246, 11393702, 17090553, 18798492, 22787404, 34181106, 39317611, 68362212, 78635222, 117952833, 157270444, 235905666, 471811332, 2398374271, 4796748542, 7195122813, 9593497084, 14390245626, 28780491252]

約数ペア:

[(1, 28780491252), (2, 14390245626), (3, 9593497084), (4, 7195122813), (6, 4796748542), (12, 2398374271), (61, 471811332), (122, 235905666), (183, 157270444), (244, 117952833), (366, 78635222), (421, 68362212), (732, 39317611), (842, 34181106), (1263, 22787404), (1531, 18798492), (1684, 17090553), (2526, 11393702), (3062, 9399246), (3721, 7734612), (4593, 6266164), (5052, 5696851), (6124, 4699623), (7442, 3867306), (9186, 3133082), (11163, 2578204), (14884, 1933653), (18372, 1566541), (22326, 1289102), (25681, 1120692), (44652, 644551), (51362, 560346), (77043, 373564), (93391, 308172), (102724, 280173), (154086, 186782)]