653490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:203

約数の個数: 48

約数和(自身を含む): 1743768

約数和(自身を除く): 1090278

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 53, 90, 106, 137, 159, 265, 274, 318, 411, 477, 530, 685, 795, 822, 954, 1233, 1370, 1590, 2055, 2385, 2466, 4110, 4770, 6165, 7261, 12330, 14522, 21783, 36305, 43566, 65349, 72610, 108915, 130698, 217830, 326745, 653490]

約数ペア:

[(1, 653490), (2, 326745), (3, 217830), (5, 130698), (6, 108915), (9, 72610), (10, 65349), (15, 43566), (18, 36305), (30, 21783), (45, 14522), (53, 12330), (90, 7261), (106, 6165), (137, 4770), (159, 4110), (265, 2466), (274, 2385), (318, 2055), (411, 1590), (477, 1370), (530, 1233), (685, 954), (795, 822)]