217541296

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{66977}}^1$

素因数の和:67021

約数の個数: 40

約数和(自身を含む): 498316320

約数和(自身を除く): 280775024

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 56, 58, 112, 116, 203, 232, 406, 464, 812, 1624, 3248, 66977, 133954, 267908, 468839, 535816, 937678, 1071632, 1875356, 1942333, 3750712, 3884666, 7501424, 7769332, 13596331, 15538664, 27192662, 31077328, 54385324, 108770648, 217541296]

約数ペア:

[(1, 217541296), (2, 108770648), (4, 54385324), (7, 31077328), (8, 27192662), (14, 15538664), (16, 13596331), (28, 7769332), (29, 7501424), (56, 3884666), (58, 3750712), (112, 1942333), (116, 1875356), (203, 1071632), (232, 937678), (406, 535816), (464, 468839), (812, 267908), (1624, 133954), (3248, 66977)]