7219139775

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{71353}}^1$

素因数の和:71456

約数の個数: 48

約数和(自身を含む): 12740970240

約数和(自身を除く): 5521830465

約数列:

[1, 3, 5, 15, 19, 25, 57, 71, 75, 95, 213, 285, 355, 475, 1065, 1349, 1425, 1775, 4047, 5325, 6745, 20235, 33725, 71353, 101175, 214059, 356765, 1070295, 1355707, 1783825, 4067121, 5066063, 5351475, 6778535, 15198189, 20335605, 25330315, 33892675, 75990945, 96255197, 101678025, 126651575, 288765591, 379954725, 481275985, 1443827955, 2406379925, 7219139775]

約数ペア:

[(1, 7219139775), (3, 2406379925), (5, 1443827955), (15, 481275985), (19, 379954725), (25, 288765591), (57, 126651575), (71, 101678025), (75, 96255197), (95, 75990945), (213, 33892675), (285, 25330315), (355, 20335605), (475, 15198189), (1065, 6778535), (1349, 5351475), (1425, 5066063), (1775, 4067121), (4047, 1783825), (5325, 1355707), (6745, 1070295), (20235, 356765), (33725, 214059), (71353, 101175)]