210947685

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{20411}}^1$

素因数の和:20485

約数の個数: 32

約数和(自身を含む): 370355328

約数和(自身を除く): 159407643

約数列:

[1, 3, 5, 13, 15, 39, 53, 65, 159, 195, 265, 689, 795, 2067, 3445, 10335, 20411, 61233, 102055, 265343, 306165, 796029, 1081783, 1326715, 3245349, 3980145, 5408915, 14063179, 16226745, 42189537, 70315895, 210947685]

約数ペア:

[(1, 210947685), (3, 70315895), (5, 42189537), (13, 16226745), (15, 14063179), (39, 5408915), (53, 3980145), (65, 3245349), (159, 1326715), (195, 1081783), (265, 796029), (689, 306165), (795, 265343), (2067, 102055), (3445, 61233), (10335, 20411)]