1621530

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{419}}^1$

素因数の和:475

約数の個数: 48

約数和(自身を含む): 4324320

約数和(自身を除く): 2702790

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 86, 90, 129, 215, 258, 387, 419, 430, 645, 774, 838, 1257, 1290, 1935, 2095, 2514, 3771, 3870, 4190, 6285, 7542, 12570, 18017, 18855, 36034, 37710, 54051, 90085, 108102, 162153, 180170, 270255, 324306, 540510, 810765, 1621530]

約数ペア:

[(1, 1621530), (2, 810765), (3, 540510), (5, 324306), (6, 270255), (9, 180170), (10, 162153), (15, 108102), (18, 90085), (30, 54051), (43, 37710), (45, 36034), (86, 18855), (90, 18017), (129, 12570), (215, 7542), (258, 6285), (387, 4190), (419, 3870), (430, 3771), (645, 2514), (774, 2095), (838, 1935), (1257, 1290)]