31780914

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{7187}}^1$

素因数の和:7270

約数の個数: 32

約数和(自身を含む): 70384896

約数和(自身を除く): 38603982

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 67, 134, 201, 402, 737, 1474, 2211, 4422, 7187, 14374, 21561, 43122, 79057, 158114, 237171, 474342, 481529, 963058, 1444587, 2889174, 5296819, 10593638, 15890457, 31780914]

約数ペア:

[(1, 31780914), (2, 15890457), (3, 10593638), (6, 5296819), (11, 2889174), (22, 1444587), (33, 963058), (66, 481529), (67, 474342), (134, 237171), (201, 158114), (402, 79057), (737, 43122), (1474, 21561), (2211, 14374), (4422, 7187)]