1900841607

素因数分解:

$3^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{141653}}^1$

素因数の和:141740

約数の個数: 32

約数和(自身を含む): 3263708160

約数和(自身を除く): 1362866553

約数列:

[1, 3, 7, 9, 21, 27, 63, 71, 189, 213, 497, 639, 1491, 1917, 4473, 13419, 141653, 424959, 991571, 1274877, 2974713, 3824631, 8924139, 10057363, 26772417, 30172089, 70401541, 90516267, 211204623, 271548801, 633613869, 1900841607]

約数ペア:

[(1, 1900841607), (3, 633613869), (7, 271548801), (9, 211204623), (21, 90516267), (27, 70401541), (63, 30172089), (71, 26772417), (189, 10057363), (213, 8924139), (497, 3824631), (639, 2974713), (1491, 1274877), (1917, 991571), (4473, 424959), (13419, 141653)]