71519578

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:199

約数の個数: 64

約数和(自身を含む): 129330432

約数和(自身を除く): 57810854

約数列:

[1, 2, 13, 17, 26, 34, 43, 53, 71, 86, 106, 142, 221, 442, 559, 689, 731, 901, 923, 1118, 1207, 1378, 1462, 1802, 1846, 2279, 2414, 3053, 3763, 4558, 6106, 7526, 9503, 11713, 15691, 19006, 23426, 29627, 31382, 38743, 39689, 48919, 51901, 59254, 63971, 77486, 79378, 97838, 103802, 127942, 161809, 323618, 503659, 674713, 831623, 1007318, 1349426, 1663246, 2103517, 2750753, 4207034, 5501506, 35759789, 71519578]

約数ペア:

[(1, 71519578), (2, 35759789), (13, 5501506), (17, 4207034), (26, 2750753), (34, 2103517), (43, 1663246), (53, 1349426), (71, 1007318), (86, 831623), (106, 674713), (142, 503659), (221, 323618), (442, 161809), (559, 127942), (689, 103802), (731, 97838), (901, 79378), (923, 77486), (1118, 63971), (1207, 59254), (1378, 51901), (1462, 48919), (1802, 39689), (1846, 38743), (2279, 31382), (2414, 29627), (3053, 23426), (3763, 19006), (4558, 15691), (6106, 11713), (7526, 9503)]