210100005

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{3461}}^1$

素因数の和:3562

約数の個数: 48

約数和(自身を含む): 388851840

約数和(自身を除く): 178751835

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 71, 95, 171, 213, 285, 355, 639, 855, 1065, 1349, 3195, 3461, 4047, 6745, 10383, 12141, 17305, 20235, 31149, 51915, 60705, 65759, 155745, 197277, 245731, 328795, 591831, 737193, 986385, 1228655, 2211579, 2959155, 3685965, 4668889, 11057895, 14006667, 23344445, 42020001, 70033335, 210100005]

約数ペア:

[(1, 210100005), (3, 70033335), (5, 42020001), (9, 23344445), (15, 14006667), (19, 11057895), (45, 4668889), (57, 3685965), (71, 2959155), (95, 2211579), (171, 1228655), (213, 986385), (285, 737193), (355, 591831), (639, 328795), (855, 245731), (1065, 197277), (1349, 155745), (3195, 65759), (3461, 60705), (4047, 51915), (6745, 31149), (10383, 20235), (12141, 17305)]