289458616

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{21397}}^1$

素因数の和:21511

約数の個数: 32

約数和(自身を含む): 577746000

約数和(自身を除く): 288287384

約数列:

[1, 2, 4, 8, 19, 38, 76, 89, 152, 178, 356, 712, 1691, 3382, 6764, 13528, 21397, 42794, 85588, 171176, 406543, 813086, 1626172, 1904333, 3252344, 3808666, 7617332, 15234664, 36182327, 72364654, 144729308, 289458616]

約数ペア:

[(1, 289458616), (2, 144729308), (4, 72364654), (8, 36182327), (19, 15234664), (38, 7617332), (76, 3808666), (89, 3252344), (152, 1904333), (178, 1626172), (356, 813086), (712, 406543), (1691, 171176), (3382, 85588), (6764, 42794), (13528, 21397)]