72903103

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{601}}^1$

素因数の和:695

約数の個数: 32

約数和(自身を含む): 94932992

約数和(自身を除く): 22029889

約数列:

[1, 7, 13, 31, 43, 91, 217, 301, 403, 559, 601, 1333, 2821, 3913, 4207, 7813, 9331, 17329, 18631, 25843, 54691, 121303, 130417, 180901, 242203, 335959, 801133, 1695421, 2351713, 5607931, 10414729, 72903103]

約数ペア:

[(1, 72903103), (7, 10414729), (13, 5607931), (31, 2351713), (43, 1695421), (91, 801133), (217, 335959), (301, 242203), (403, 180901), (559, 130417), (601, 121303), (1333, 54691), (2821, 25843), (3913, 18631), (4207, 17329), (7813, 9331)]