289144625

素因数分解:

$5^3\times 7^1\times {\mathrm{11}}^2\times {\mathrm{2731}}^1$

素因数の和:2775

約数の個数: 48

約数和(自身を含む): 453468288

約数和(自身を除く): 164323663

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 121, 125, 175, 275, 385, 605, 847, 875, 1375, 1925, 2731, 3025, 4235, 9625, 13655, 15125, 19117, 21175, 30041, 68275, 95585, 105875, 150205, 210287, 330451, 341375, 477925, 751025, 1051435, 1652255, 2313157, 2389625, 3755125, 5257175, 8261275, 11565785, 26285875, 41306375, 57828925, 289144625]

約数ペア:

[(1, 289144625), (5, 57828925), (7, 41306375), (11, 26285875), (25, 11565785), (35, 8261275), (55, 5257175), (77, 3755125), (121, 2389625), (125, 2313157), (175, 1652255), (275, 1051435), (385, 751025), (605, 477925), (847, 341375), (875, 330451), (1375, 210287), (1925, 150205), (2731, 105875), (3025, 95585), (4235, 68275), (9625, 30041), (13655, 21175), (15125, 19117)]