1388988

素因数分解:

$2^2\times 3^5\times {\mathrm{1429}}^1$

素因数の和:1448

約数の個数: 36

約数和(自身を含む): 3643640

約数和(自身を除く): 2254652

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 972, 1429, 2858, 4287, 5716, 8574, 12861, 17148, 25722, 38583, 51444, 77166, 115749, 154332, 231498, 347247, 462996, 694494, 1388988]

約数ペア:

[(1, 1388988), (2, 694494), (3, 462996), (4, 347247), (6, 231498), (9, 154332), (12, 115749), (18, 77166), (27, 51444), (36, 38583), (54, 25722), (81, 17148), (108, 12861), (162, 8574), (243, 5716), (324, 4287), (486, 2858), (972, 1429)]