261330390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{2903671}}^1$

素因数の和:2903684

約数の個数: 24

約数和(自身を含む): 679459248

約数和(自身を除く): 418128858

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 2903671, 5807342, 8711013, 14518355, 17422026, 26133039, 29036710, 43555065, 52266078, 87110130, 130665195, 261330390]

約数ペア:

[(1, 261330390), (2, 130665195), (3, 87110130), (5, 52266078), (6, 43555065), (9, 29036710), (10, 26133039), (15, 17422026), (18, 14518355), (30, 8711013), (45, 5807342), (90, 2903671)]