207777225

素因数分解:

$3^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{167}}^1\times {\mathrm{313}}^1$

素因数の和:546

約数の個数: 48

約数和(自身を含む): 353227392

約数和(自身を除く): 145450167

約数列:

[1, 3, 5, 15, 25, 53, 75, 159, 167, 265, 313, 501, 795, 835, 939, 1325, 1565, 2505, 3975, 4175, 4695, 7825, 8851, 12525, 16589, 23475, 26553, 44255, 49767, 52271, 82945, 132765, 156813, 221275, 248835, 261355, 414725, 663825, 784065, 1244175, 1306775, 2770363, 3920325, 8311089, 13851815, 41555445, 69259075, 207777225]

約数ペア:

[(1, 207777225), (3, 69259075), (5, 41555445), (15, 13851815), (25, 8311089), (53, 3920325), (75, 2770363), (159, 1306775), (167, 1244175), (265, 784065), (313, 663825), (501, 414725), (795, 261355), (835, 248835), (939, 221275), (1325, 156813), (1565, 132765), (2505, 82945), (3975, 52271), (4175, 49767), (4695, 44255), (7825, 26553), (8851, 23475), (12525, 16589)]