31872885

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{6661}}^1$

素因数の和:6709

約数の個数: 32

約数和(自身を含む): 57559680

約数和(自身を除く): 25686795

約数列:

[1, 3, 5, 11, 15, 29, 33, 55, 87, 145, 165, 319, 435, 957, 1595, 4785, 6661, 19983, 33305, 73271, 99915, 193169, 219813, 366355, 579507, 965845, 1099065, 2124859, 2897535, 6374577, 10624295, 31872885]

約数ペア:

[(1, 31872885), (3, 10624295), (5, 6374577), (11, 2897535), (15, 2124859), (29, 1099065), (33, 965845), (55, 579507), (87, 366355), (145, 219813), (165, 193169), (319, 99915), (435, 73271), (957, 33305), (1595, 19983), (4785, 6661)]