80338665

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{1471}}^1$

素因数の和:1821

約数の個数: 32

約数和(自身を含む): 140746752

約数和(自身を除く): 60408087

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 331, 993, 1471, 1655, 3641, 4413, 4965, 7355, 10923, 16181, 18205, 22065, 48543, 54615, 80905, 242715, 486901, 1460703, 2434505, 5355911, 7303515, 16067733, 26779555, 80338665]

約数ペア:

[(1, 80338665), (3, 26779555), (5, 16067733), (11, 7303515), (15, 5355911), (33, 2434505), (55, 1460703), (165, 486901), (331, 242715), (993, 80905), (1471, 54615), (1655, 48543), (3641, 22065), (4413, 18205), (4965, 16181), (7355, 10923)]