505481925

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{22541}}^1$

素因数の和:22590

約数の個数: 48

約数和(自身を含む): 939189888

約数和(自身を除く): 433707963

約数列:

[1, 3, 5, 13, 15, 23, 25, 39, 65, 69, 75, 115, 195, 299, 325, 345, 575, 897, 975, 1495, 1725, 4485, 7475, 22425, 22541, 67623, 112705, 293033, 338115, 518443, 563525, 879099, 1465165, 1555329, 1690575, 2592215, 4395495, 6739759, 7325825, 7776645, 12961075, 20219277, 21977475, 33698795, 38883225, 101096385, 168493975, 505481925]

約数ペア:

[(1, 505481925), (3, 168493975), (5, 101096385), (13, 38883225), (15, 33698795), (23, 21977475), (25, 20219277), (39, 12961075), (65, 7776645), (69, 7325825), (75, 6739759), (115, 4395495), (195, 2592215), (299, 1690575), (325, 1555329), (345, 1465165), (575, 879099), (897, 563525), (975, 518443), (1495, 338115), (1725, 293033), (4485, 112705), (7475, 67623), (22425, 22541)]