69872805

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{613}}^1$

素因数の和:790

約数の個数: 48

約数和(自身を含む): 129308400

約数和(自身を除く): 59435595

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 149, 153, 255, 447, 613, 745, 765, 1341, 1839, 2235, 2533, 3065, 5517, 6705, 7599, 9195, 10421, 12665, 22797, 27585, 31263, 37995, 52105, 91337, 93789, 113985, 156315, 274011, 456685, 468945, 822033, 1370055, 1552729, 4110165, 4658187, 7763645, 13974561, 23290935, 69872805]

約数ペア:

[(1, 69872805), (3, 23290935), (5, 13974561), (9, 7763645), (15, 4658187), (17, 4110165), (45, 1552729), (51, 1370055), (85, 822033), (149, 468945), (153, 456685), (255, 274011), (447, 156315), (613, 113985), (745, 93789), (765, 91337), (1341, 52105), (1839, 37995), (2235, 31263), (2533, 27585), (3065, 22797), (5517, 12665), (6705, 10421), (7599, 9195)]