73597209

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{547}}^1$

素因数の和:749

約数の個数: 32

約数和(自身を含む): 115737600

約数和(自身を除く): 42140391

約数列:

[1, 3, 7, 21, 43, 129, 149, 301, 447, 547, 903, 1043, 1641, 3129, 3829, 6407, 11487, 19221, 23521, 44849, 70563, 81503, 134547, 164647, 244509, 493941, 570521, 1711563, 3504629, 10513887, 24532403, 73597209]

約数ペア:

[(1, 73597209), (3, 24532403), (7, 10513887), (21, 3504629), (43, 1711563), (129, 570521), (149, 493941), (301, 244509), (447, 164647), (547, 134547), (903, 81503), (1043, 70563), (1641, 44849), (3129, 23521), (3829, 19221), (6407, 11487)]