72873724

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{1061}}^1$

素因数の和:1306

約数の個数: 48

約数和(自身を含む): 159860736

約数和(自身を除く): 86987012

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 223, 308, 446, 892, 1061, 1561, 2122, 2453, 3122, 4244, 4906, 6244, 7427, 9812, 11671, 14854, 17171, 23342, 29708, 34342, 46684, 68684, 81697, 163394, 236603, 326788, 473206, 946412, 1656221, 2602633, 3312442, 5205266, 6624884, 10410532, 18218431, 36436862, 72873724]

約数ペア:

[(1, 72873724), (2, 36436862), (4, 18218431), (7, 10410532), (11, 6624884), (14, 5205266), (22, 3312442), (28, 2602633), (44, 1656221), (77, 946412), (154, 473206), (223, 326788), (308, 236603), (446, 163394), (892, 81697), (1061, 68684), (1561, 46684), (2122, 34342), (2453, 29708), (3122, 23342), (4244, 17171), (4906, 14854), (6244, 11671), (7427, 9812)]