80902839

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{223}}^1$

素因数の和:387

約数の個数: 32

約数和(自身を含む): 115605504

約数和(自身を除く): 34702665

約数列:

[1, 3, 31, 47, 83, 93, 141, 223, 249, 669, 1457, 2573, 3901, 4371, 6913, 7719, 10481, 11703, 18509, 20739, 31443, 55527, 120931, 324911, 362793, 573779, 869923, 974733, 1721337, 2609769, 26967613, 80902839]

約数ペア:

[(1, 80902839), (3, 26967613), (31, 2609769), (47, 1721337), (83, 974733), (93, 869923), (141, 573779), (223, 362793), (249, 324911), (669, 120931), (1457, 55527), (2573, 31443), (3901, 20739), (4371, 18509), (6913, 11703), (7719, 10481)]