7425225

素因数分解:

$3^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{541}}^1$

素因数の和:618

約数の個数: 36

約数和(自身を含む): 13542412

約数和(自身を除く): 6117187

約数列:

[1, 3, 5, 9, 15, 25, 45, 61, 75, 183, 225, 305, 541, 549, 915, 1525, 1623, 2705, 2745, 4575, 4869, 8115, 13525, 13725, 24345, 33001, 40575, 99003, 121725, 165005, 297009, 495015, 825025, 1485045, 2475075, 7425225]

約数ペア:

[(1, 7425225), (3, 2475075), (5, 1485045), (9, 825025), (15, 495015), (25, 297009), (45, 165005), (61, 121725), (75, 99003), (183, 40575), (225, 33001), (305, 24345), (541, 13725), (549, 13525), (915, 8115), (1525, 4869), (1623, 4575), (2705, 2745)]