161939268

素因数分解:

$2^2\times 3^2\times {\mathrm{67}}^1\times {\mathrm{67139}}^1$

素因数の和:67216

約数の個数: 36

約数和(自身を含む): 415462320

約数和(自身を除く): 253523052

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 67, 134, 201, 268, 402, 603, 804, 1206, 2412, 67139, 134278, 201417, 268556, 402834, 604251, 805668, 1208502, 2417004, 4498313, 8996626, 13494939, 17993252, 26989878, 40484817, 53979756, 80969634, 161939268]

約数ペア:

[(1, 161939268), (2, 80969634), (3, 53979756), (4, 40484817), (6, 26989878), (9, 17993252), (12, 13494939), (18, 8996626), (36, 4498313), (67, 2417004), (134, 1208502), (201, 805668), (268, 604251), (402, 402834), (603, 268556), (804, 201417), (1206, 134278), (2412, 67139)]