641466

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{1697}}^1$

素因数の和:1715

約数の個数: 32

約数和(自身を含む): 1630080

約数和(自身を除く): 988614

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 1697, 3394, 5091, 10182, 11879, 15273, 23758, 30546, 35637, 45819, 71274, 91638, 106911, 213822, 320733, 641466]

約数ペア:

[(1, 641466), (2, 320733), (3, 213822), (6, 106911), (7, 91638), (9, 71274), (14, 45819), (18, 35637), (21, 30546), (27, 23758), (42, 15273), (54, 11879), (63, 10182), (126, 5091), (189, 3394), (378, 1697)]