71974266

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{2161}}^1$

素因数の和:2247

約数の個数: 64

約数和(自身を含む): 180155136

約数和(自身を除く): 108180870

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 61, 78, 91, 122, 182, 183, 273, 366, 427, 546, 793, 854, 1281, 1586, 2161, 2379, 2562, 4322, 4758, 5551, 6483, 11102, 12966, 15127, 16653, 28093, 30254, 33306, 45381, 56186, 84279, 90762, 131821, 168558, 196651, 263642, 393302, 395463, 589953, 790926, 922747, 1179906, 1713673, 1845494, 2768241, 3427346, 5141019, 5536482, 10282038, 11995711, 23991422, 35987133, 71974266]

約数ペア:

[(1, 71974266), (2, 35987133), (3, 23991422), (6, 11995711), (7, 10282038), (13, 5536482), (14, 5141019), (21, 3427346), (26, 2768241), (39, 1845494), (42, 1713673), (61, 1179906), (78, 922747), (91, 790926), (122, 589953), (182, 395463), (183, 393302), (273, 263642), (366, 196651), (427, 168558), (546, 131821), (793, 90762), (854, 84279), (1281, 56186), (1586, 45381), (2161, 33306), (2379, 30254), (2562, 28093), (4322, 16653), (4758, 15127), (5551, 12966), (6483, 11102)]