28745430

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{136883}}^1$

素因数の和:136900

約数の個数: 32

約数和(自身を含む): 78845184

約数和(自身を除く): 50099754

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 136883, 273766, 410649, 684415, 821298, 958181, 1368830, 1916362, 2053245, 2874543, 4106490, 4790905, 5749086, 9581810, 14372715, 28745430]

約数ペア:

[(1, 28745430), (2, 14372715), (3, 9581810), (5, 5749086), (6, 4790905), (7, 4106490), (10, 2874543), (14, 2053245), (15, 1916362), (21, 1368830), (30, 958181), (35, 821298), (42, 684415), (70, 410649), (105, 273766), (210, 136883)]