39335775

素因数分解:

$3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:256

約数の個数: 48

約数和(自身を含む): 67495680

約数和(自身を除く): 28159905

約数列:

[1, 3, 5, 15, 25, 71, 75, 83, 89, 213, 249, 267, 355, 415, 445, 1065, 1245, 1335, 1775, 2075, 2225, 5325, 5893, 6225, 6319, 6675, 7387, 17679, 18957, 22161, 29465, 31595, 36935, 88395, 94785, 110805, 147325, 157975, 184675, 441975, 473925, 524477, 554025, 1573431, 2622385, 7867155, 13111925, 39335775]

約数ペア:

[(1, 39335775), (3, 13111925), (5, 7867155), (15, 2622385), (25, 1573431), (71, 554025), (75, 524477), (83, 473925), (89, 441975), (213, 184675), (249, 157975), (267, 147325), (355, 110805), (415, 94785), (445, 88395), (1065, 36935), (1245, 31595), (1335, 29465), (1775, 22161), (2075, 18957), (2225, 17679), (5325, 7387), (5893, 6675), (6225, 6319)]