71538645

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{1307}}^1$

素因数の和:1445

約数の個数: 32

約数和(自身を含む): 118661760

約数和(自身を除く): 47123115

約数列:

[1, 3, 5, 15, 41, 89, 123, 205, 267, 445, 615, 1307, 1335, 3649, 3921, 6535, 10947, 18245, 19605, 53587, 54735, 116323, 160761, 267935, 348969, 581615, 803805, 1744845, 4769243, 14307729, 23846215, 71538645]

約数ペア:

[(1, 71538645), (3, 23846215), (5, 14307729), (15, 4769243), (41, 1744845), (89, 803805), (123, 581615), (205, 348969), (267, 267935), (445, 160761), (615, 116323), (1307, 54735), (1335, 53587), (3649, 19605), (3921, 18245), (6535, 10947)]