28982625

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{181}}^1$

素因数の和:267

約数の個数: 64

約数和(自身を含む): 56329728

約数和(自身を除く): 27347103

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 61, 75, 105, 125, 175, 181, 183, 305, 375, 427, 525, 543, 875, 905, 915, 1267, 1281, 1525, 2135, 2625, 2715, 3801, 4525, 4575, 6335, 6405, 7625, 10675, 11041, 13575, 19005, 22625, 22875, 31675, 32025, 33123, 53375, 55205, 67875, 77287, 95025, 158375, 160125, 165615, 231861, 276025, 386435, 475125, 828075, 1159305, 1380125, 1932175, 4140375, 5796525, 9660875, 28982625]

約数ペア:

[(1, 28982625), (3, 9660875), (5, 5796525), (7, 4140375), (15, 1932175), (21, 1380125), (25, 1159305), (35, 828075), (61, 475125), (75, 386435), (105, 276025), (125, 231861), (175, 165615), (181, 160125), (183, 158375), (305, 95025), (375, 77287), (427, 67875), (525, 55205), (543, 53375), (875, 33123), (905, 32025), (915, 31675), (1267, 22875), (1281, 22625), (1525, 19005), (2135, 13575), (2625, 11041), (2715, 10675), (3801, 7625), (4525, 6405), (4575, 6335)]