38400726

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1327}}^1$

素因数の和:1405

約数の個数: 64

約数和(自身を含む): 96380928

約数和(自身を除く): 57980202

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 53, 78, 91, 106, 159, 182, 273, 318, 371, 546, 689, 742, 1113, 1327, 1378, 2067, 2226, 2654, 3981, 4134, 4823, 7962, 9289, 9646, 14469, 17251, 18578, 27867, 28938, 34502, 51753, 55734, 70331, 103506, 120757, 140662, 210993, 241514, 362271, 421986, 492317, 724542, 914303, 984634, 1476951, 1828606, 2742909, 2953902, 5485818, 6400121, 12800242, 19200363, 38400726]

約数ペア:

[(1, 38400726), (2, 19200363), (3, 12800242), (6, 6400121), (7, 5485818), (13, 2953902), (14, 2742909), (21, 1828606), (26, 1476951), (39, 984634), (42, 914303), (53, 724542), (78, 492317), (91, 421986), (106, 362271), (159, 241514), (182, 210993), (273, 140662), (318, 120757), (371, 103506), (546, 70331), (689, 55734), (742, 51753), (1113, 34502), (1327, 28938), (1378, 27867), (2067, 18578), (2226, 17251), (2654, 14469), (3981, 9646), (4134, 9289), (4823, 7962)]