28653225

素因数分解:

$3^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{6263}}^1$

素因数の和:6337

約数の個数: 24

約数和(自身を含む): 48157632

約数和(自身を除く): 19504407

約数列:

[1, 3, 5, 15, 25, 61, 75, 183, 305, 915, 1525, 4575, 6263, 18789, 31315, 93945, 156575, 382043, 469725, 1146129, 1910215, 5730645, 9551075, 28653225]

約数ペア:

[(1, 28653225), (3, 9551075), (5, 5730645), (15, 1910215), (25, 1146129), (61, 469725), (75, 382043), (183, 156575), (305, 93945), (915, 31315), (1525, 18789), (4575, 6263)]