209141010

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{178753}}^1$

素因数の和:178779

約数の個数: 48

約数和(自身を含む): 585598104

約数和(自身を除く): 376457094

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 178753, 357506, 536259, 893765, 1072518, 1608777, 1787530, 2323789, 2681295, 3217554, 4647578, 5362590, 6971367, 8043885, 11618945, 13942734, 16087770, 20914101, 23237890, 34856835, 41828202, 69713670, 104570505, 209141010]

約数ペア:

[(1, 209141010), (2, 104570505), (3, 69713670), (5, 41828202), (6, 34856835), (9, 23237890), (10, 20914101), (13, 16087770), (15, 13942734), (18, 11618945), (26, 8043885), (30, 6971367), (39, 5362590), (45, 4647578), (65, 3217554), (78, 2681295), (90, 2323789), (117, 1787530), (130, 1608777), (195, 1072518), (234, 893765), (390, 536259), (585, 357506), (1170, 178753)]