28468323

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{167}}^1$

素因数の和:264

約数の個数: 48

約数和(自身を含む): 46964736

約数和(自身を除く): 18496413

約数列:

[1, 3, 9, 13, 31, 39, 47, 93, 117, 141, 167, 279, 403, 423, 501, 611, 1209, 1457, 1503, 1833, 2171, 3627, 4371, 5177, 5499, 6513, 7849, 13113, 15531, 18941, 19539, 23547, 46593, 56823, 67301, 70641, 102037, 170469, 201903, 243319, 306111, 605709, 729957, 918333, 2189871, 3163147, 9489441, 28468323]

約数ペア:

[(1, 28468323), (3, 9489441), (9, 3163147), (13, 2189871), (31, 918333), (39, 729957), (47, 605709), (93, 306111), (117, 243319), (141, 201903), (167, 170469), (279, 102037), (403, 70641), (423, 67301), (501, 56823), (611, 46593), (1209, 23547), (1457, 19539), (1503, 18941), (1833, 15531), (2171, 13113), (3627, 7849), (4371, 6513), (5177, 5499)]