51269925

素因数分解:

$3^1\times 5^2\times 7^3\times {\mathrm{1993}}^1$

素因数の和:2027

約数の個数: 48

約数和(自身を含む): 98902400

約数和(自身を除く): 47632475

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 147, 175, 245, 343, 525, 735, 1029, 1225, 1715, 1993, 3675, 5145, 5979, 8575, 9965, 13951, 25725, 29895, 41853, 49825, 69755, 97657, 149475, 209265, 292971, 348775, 488285, 683599, 1046325, 1464855, 2050797, 2441425, 3417995, 7324275, 10253985, 17089975, 51269925]

約数ペア:

[(1, 51269925), (3, 17089975), (5, 10253985), (7, 7324275), (15, 3417995), (21, 2441425), (25, 2050797), (35, 1464855), (49, 1046325), (75, 683599), (105, 488285), (147, 348775), (175, 292971), (245, 209265), (343, 149475), (525, 97657), (735, 69755), (1029, 49825), (1225, 41853), (1715, 29895), (1993, 25725), (3675, 13951), (5145, 9965), (5979, 8575)]