53178398

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1$

素因数の和:261

約数の個数: 64

約数和(自身を含む): 103420800

約数和(自身を除く): 50242402

約数列:

[1, 2, 7, 13, 14, 26, 37, 53, 74, 91, 106, 149, 182, 259, 298, 371, 481, 518, 689, 742, 962, 1043, 1378, 1937, 1961, 2086, 3367, 3874, 3922, 4823, 5513, 6734, 7897, 9646, 11026, 13559, 13727, 15794, 25493, 27118, 27454, 38591, 50986, 55279, 71669, 77182, 102661, 110558, 143338, 178451, 205322, 292189, 356902, 501683, 584378, 718627, 1003366, 1437254, 2045323, 3798457, 4090646, 7596914, 26589199, 53178398]

約数ペア:

[(1, 53178398), (2, 26589199), (7, 7596914), (13, 4090646), (14, 3798457), (26, 2045323), (37, 1437254), (53, 1003366), (74, 718627), (91, 584378), (106, 501683), (149, 356902), (182, 292189), (259, 205322), (298, 178451), (371, 143338), (481, 110558), (518, 102661), (689, 77182), (742, 71669), (962, 55279), (1043, 50986), (1378, 38591), (1937, 27454), (1961, 27118), (2086, 25493), (3367, 15794), (3874, 13727), (3922, 13559), (4823, 11026), (5513, 9646), (6734, 7897)]