28257029108

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1\times {\mathrm{8941}}^1$

素因数の和:9325

約数の個数: 96

約数和(自身を含む): 63839870976

約数和(自身を除く): 35582841868

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 31, 44, 62, 77, 124, 154, 217, 308, 331, 341, 434, 662, 682, 868, 1324, 1364, 2317, 2387, 3641, 4634, 4774, 7282, 8941, 9268, 9548, 10261, 14564, 17882, 20522, 25487, 35764, 41044, 50974, 62587, 71827, 98351, 101948, 112871, 125174, 143654, 196702, 225742, 250348, 277171, 287308, 393404, 451484, 554342, 688457, 790097, 1108684, 1376914, 1580194, 1940197, 2753828, 2959471, 3048881, 3160388, 3880394, 5918942, 6097762, 7760788, 11837884, 12195524, 20716297, 21342167, 32554181, 41432594, 42684334, 65108362, 82865188, 85368668, 91743601, 130216724, 183487202, 227879267, 366974404, 455758534, 642205207, 911517068, 1009179611, 1284410414, 2018359222, 2568820828, 4036718444, 7064257277, 14128514554, 28257029108]

約数ペア:

[(1, 28257029108), (2, 14128514554), (4, 7064257277), (7, 4036718444), (11, 2568820828), (14, 2018359222), (22, 1284410414), (28, 1009179611), (31, 911517068), (44, 642205207), (62, 455758534), (77, 366974404), (124, 227879267), (154, 183487202), (217, 130216724), (308, 91743601), (331, 85368668), (341, 82865188), (434, 65108362), (662, 42684334), (682, 41432594), (868, 32554181), (1324, 21342167), (1364, 20716297), (2317, 12195524), (2387, 11837884), (3641, 7760788), (4634, 6097762), (4774, 5918942), (7282, 3880394), (8941, 3160388), (9268, 3048881), (9548, 2959471), (10261, 2753828), (14564, 1940197), (17882, 1580194), (20522, 1376914), (25487, 1108684), (35764, 790097), (41044, 688457), (50974, 554342), (62587, 451484), (71827, 393404), (98351, 287308), (101948, 277171), (112871, 250348), (125174, 225742), (143654, 196702)]