81357030

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{903967}}^1$

素因数の和:903980

約数の個数: 24

約数和(自身を含む): 211528512

約数和(自身を除く): 130171482

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 903967, 1807934, 2711901, 4519835, 5423802, 8135703, 9039670, 13559505, 16271406, 27119010, 40678515, 81357030]

約数ペア:

[(1, 81357030), (2, 40678515), (3, 27119010), (5, 16271406), (6, 13559505), (9, 9039670), (10, 8135703), (15, 5423802), (18, 4519835), (30, 2711901), (45, 1807934), (90, 903967)]