28804875

素因数分解:

$3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{6983}}^1$

素因数の和:7012

約数の個数: 32

約数和(自身を含む): 52296192

約数和(自身を除く): 23491317

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 125, 165, 275, 375, 825, 1375, 4125, 6983, 20949, 34915, 76813, 104745, 174575, 230439, 384065, 523725, 872875, 1152195, 1920325, 2618625, 5760975, 9601625, 28804875]

約数ペア:

[(1, 28804875), (3, 9601625), (5, 5760975), (11, 2618625), (15, 1920325), (25, 1152195), (33, 872875), (55, 523725), (75, 384065), (125, 230439), (165, 174575), (275, 104745), (375, 76813), (825, 34915), (1375, 20949), (4125, 6983)]