2253825

素因数分解:

$3^5\times 5^2\times 7^1\times {\mathrm{53}}^1$

素因数の和:85

約数の個数: 72

約数和(自身を含む): 4874688

約数和(自身を除く): 2620863

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 53, 63, 75, 81, 105, 135, 159, 175, 189, 225, 243, 265, 315, 371, 405, 477, 525, 567, 675, 795, 945, 1113, 1215, 1325, 1431, 1575, 1701, 1855, 2025, 2385, 2835, 3339, 3975, 4293, 4725, 5565, 6075, 7155, 8505, 9275, 10017, 11925, 12879, 14175, 16695, 21465, 27825, 30051, 35775, 42525, 50085, 64395, 83475, 90153, 107325, 150255, 250425, 321975, 450765, 751275, 2253825]

約数ペア:

[(1, 2253825), (3, 751275), (5, 450765), (7, 321975), (9, 250425), (15, 150255), (21, 107325), (25, 90153), (27, 83475), (35, 64395), (45, 50085), (53, 42525), (63, 35775), (75, 30051), (81, 27825), (105, 21465), (135, 16695), (159, 14175), (175, 12879), (189, 11925), (225, 10017), (243, 9275), (265, 8505), (315, 7155), (371, 6075), (405, 5565), (477, 4725), (525, 4293), (567, 3975), (675, 3339), (795, 2835), (945, 2385), (1113, 2025), (1215, 1855), (1325, 1701), (1431, 1575)]