38916585

素因数分解:

$3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:223

約数の個数: 64

約数和(自身を含む): 72576000

約数和(自身を除く): 33659415

約数列:

[1, 3, 5, 9, 15, 27, 41, 45, 79, 89, 123, 135, 205, 237, 267, 369, 395, 445, 615, 711, 801, 1107, 1185, 1335, 1845, 2133, 2403, 3239, 3555, 3649, 4005, 5535, 7031, 9717, 10665, 10947, 12015, 16195, 18245, 21093, 29151, 32841, 35155, 48585, 54735, 63279, 87453, 98523, 105465, 145755, 164205, 189837, 288271, 316395, 437265, 492615, 864813, 949185, 1441355, 2594439, 4324065, 7783317, 12972195, 38916585]

約数ペア:

[(1, 38916585), (3, 12972195), (5, 7783317), (9, 4324065), (15, 2594439), (27, 1441355), (41, 949185), (45, 864813), (79, 492615), (89, 437265), (123, 316395), (135, 288271), (205, 189837), (237, 164205), (267, 145755), (369, 105465), (395, 98523), (445, 87453), (615, 63279), (711, 54735), (801, 48585), (1107, 35155), (1185, 32841), (1335, 29151), (1845, 21093), (2133, 18245), (2403, 16195), (3239, 12015), (3555, 10947), (3649, 10665), (4005, 9717), (5535, 7031)]