15978348

素因数分解:

$2^2\times 3^2\times {\mathrm{89}}^1\times {\mathrm{4987}}^1$

素因数の和:5086

約数の個数: 36

約数和(自身を含む): 40851720

約数和(自身を除く): 24873372

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 89, 178, 267, 356, 534, 801, 1068, 1602, 3204, 4987, 9974, 14961, 19948, 29922, 44883, 59844, 89766, 179532, 443843, 887686, 1331529, 1775372, 2663058, 3994587, 5326116, 7989174, 15978348]

約数ペア:

[(1, 15978348), (2, 7989174), (3, 5326116), (4, 3994587), (6, 2663058), (9, 1775372), (12, 1331529), (18, 887686), (36, 443843), (89, 179532), (178, 89766), (267, 59844), (356, 44883), (534, 29922), (801, 19948), (1068, 14961), (1602, 9974), (3204, 4987)]