28434525

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1321}}^1$

素因数の和:1382

約数の個数: 48

約数和(自身を含む): 55079808

約数和(自身を除く): 26645283

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 41, 75, 105, 123, 175, 205, 287, 525, 615, 861, 1025, 1321, 1435, 3075, 3963, 4305, 6605, 7175, 9247, 19815, 21525, 27741, 33025, 46235, 54161, 99075, 138705, 162483, 231175, 270805, 379127, 693525, 812415, 1137381, 1354025, 1895635, 4062075, 5686905, 9478175, 28434525]

約数ペア:

[(1, 28434525), (3, 9478175), (5, 5686905), (7, 4062075), (15, 1895635), (21, 1354025), (25, 1137381), (35, 812415), (41, 693525), (75, 379127), (105, 270805), (123, 231175), (175, 162483), (205, 138705), (287, 99075), (525, 54161), (615, 46235), (861, 33025), (1025, 27741), (1321, 21525), (1435, 19815), (3075, 9247), (3963, 7175), (4305, 6605)]