27887615

素因数分解:

$5^1\times 7^4\times {\mathrm{23}}^1\times {\mathrm{101}}^1$

素因数の和:157

約数の個数: 40

約数和(自身を含む): 41141088

約数和(自身を除く): 13253473

約数列:

[1, 5, 7, 23, 35, 49, 101, 115, 161, 245, 343, 505, 707, 805, 1127, 1715, 2323, 2401, 3535, 4949, 5635, 7889, 11615, 12005, 16261, 24745, 34643, 39445, 55223, 81305, 113827, 173215, 242501, 276115, 569135, 796789, 1212505, 3983945, 5577523, 27887615]

約数ペア:

[(1, 27887615), (5, 5577523), (7, 3983945), (23, 1212505), (35, 796789), (49, 569135), (101, 276115), (115, 242501), (161, 173215), (245, 113827), (343, 81305), (505, 55223), (707, 39445), (805, 34643), (1127, 24745), (1715, 16261), (2323, 12005), (2401, 11615), (3535, 7889), (4949, 5635)]