28518875

素因数分解:

$5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2963}}^1$

素因数の和:2996

約数の個数: 32

約数和(自身を含む): 44388864

約数和(自身を除く): 15869989

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 125, 175, 275, 385, 875, 1375, 1925, 2963, 9625, 14815, 20741, 32593, 74075, 103705, 162965, 228151, 370375, 518525, 814825, 1140755, 2592625, 4074125, 5703775, 28518875]

約数ペア:

[(1, 28518875), (5, 5703775), (7, 4074125), (11, 2592625), (25, 1140755), (35, 814825), (55, 518525), (77, 370375), (125, 228151), (175, 162965), (275, 103705), (385, 74075), (875, 32593), (1375, 20741), (1925, 14815), (2963, 9625)]