371123325

素因数分解:

$3^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{431}}^1$

素因数の和:579

約数の個数: 72

約数和(自身を含む): 689420160

約数和(自身を除く): 318296835

約数列:

[1, 3, 5, 9, 15, 25, 43, 45, 75, 89, 129, 215, 225, 267, 387, 431, 445, 645, 801, 1075, 1293, 1335, 1935, 2155, 2225, 3225, 3827, 3879, 4005, 6465, 6675, 9675, 10775, 11481, 18533, 19135, 19395, 20025, 32325, 34443, 38359, 55599, 57405, 92665, 95675, 96975, 115077, 166797, 172215, 191795, 277995, 287025, 345231, 463325, 575385, 833985, 861075, 958975, 1389975, 1649437, 1726155, 2876925, 4169925, 4948311, 8247185, 8630775, 14844933, 24741555, 41235925, 74224665, 123707775, 371123325]

約数ペア:

[(1, 371123325), (3, 123707775), (5, 74224665), (9, 41235925), (15, 24741555), (25, 14844933), (43, 8630775), (45, 8247185), (75, 4948311), (89, 4169925), (129, 2876925), (215, 1726155), (225, 1649437), (267, 1389975), (387, 958975), (431, 861075), (445, 833985), (645, 575385), (801, 463325), (1075, 345231), (1293, 287025), (1335, 277995), (1935, 191795), (2155, 172215), (2225, 166797), (3225, 115077), (3827, 96975), (3879, 95675), (4005, 92665), (6465, 57405), (6675, 55599), (9675, 38359), (10775, 34443), (11481, 32325), (18533, 20025), (19135, 19395)]