26520195

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{443}}^1$

素因数の和:771

約数の個数: 32

約数和(自身を含む): 45948672

約数和(自身を除く): 19428477

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 307, 443, 921, 1329, 1535, 2215, 3991, 4605, 5759, 6645, 11973, 17277, 19955, 28795, 59865, 86385, 136001, 408003, 680005, 1768013, 2040015, 5304039, 8840065, 26520195]

約数ペア:

[(1, 26520195), (3, 8840065), (5, 5304039), (13, 2040015), (15, 1768013), (39, 680005), (65, 408003), (195, 136001), (307, 86385), (443, 59865), (921, 28795), (1329, 19955), (1535, 17277), (2215, 11973), (3991, 6645), (4605, 5759)]