29985075

素因数分解:

$3^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{1877}}^1$

素因数の和:1964

約数の個数: 36

約数和(自身を含む): 54492048

約数和(自身を除く): 24506973

約数列:

[1, 3, 5, 9, 15, 25, 45, 71, 75, 213, 225, 355, 639, 1065, 1775, 1877, 3195, 5325, 5631, 9385, 15975, 16893, 28155, 46925, 84465, 133267, 140775, 399801, 422325, 666335, 1199403, 1999005, 3331675, 5997015, 9995025, 29985075]

約数ペア:

[(1, 29985075), (3, 9995025), (5, 5997015), (9, 3331675), (15, 1999005), (25, 1199403), (45, 666335), (71, 422325), (75, 399801), (213, 140775), (225, 133267), (355, 84465), (639, 46925), (1065, 28155), (1775, 16893), (1877, 15975), (3195, 9385), (5325, 5631)]