31613886

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{853}}^1$

素因数の和:961

約数の個数: 48

約数和(自身を含む): 71940960

約数和(自身を除く): 40327074

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 71, 87, 142, 174, 213, 261, 426, 522, 639, 853, 1278, 1706, 2059, 2559, 4118, 5118, 6177, 7677, 12354, 15354, 18531, 24737, 37062, 49474, 60563, 74211, 121126, 148422, 181689, 222633, 363378, 445266, 545067, 1090134, 1756327, 3512654, 5268981, 10537962, 15806943, 31613886]

約数ペア:

[(1, 31613886), (2, 15806943), (3, 10537962), (6, 5268981), (9, 3512654), (18, 1756327), (29, 1090134), (58, 545067), (71, 445266), (87, 363378), (142, 222633), (174, 181689), (213, 148422), (261, 121126), (426, 74211), (522, 60563), (639, 49474), (853, 37062), (1278, 24737), (1706, 18531), (2059, 15354), (2559, 12354), (4118, 7677), (5118, 6177)]