221275469439

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{193}}^1\times {\mathrm{563}}^1\times {\mathrm{811}}^1$

素因数の和:1610

約数の個数: 80

約数和(自身を含む): 344010906624

約数和(自身を除く): 122735437185

約数列:

[1, 3, 9, 27, 31, 81, 93, 193, 279, 563, 579, 811, 837, 1689, 1737, 2433, 2511, 5067, 5211, 5983, 7299, 15201, 15633, 17453, 17949, 21897, 25141, 45603, 52359, 53847, 65691, 75423, 108659, 156523, 157077, 161541, 226269, 325977, 456593, 469569, 471231, 484623, 678807, 977931, 1369779, 1408707, 1413693, 2036421, 2933793, 3368429, 4109337, 4226121, 4852213, 8801379, 10105287, 12328011, 12678363, 14154383, 14556639, 30315861, 36984033, 42463149, 43669917, 88122449, 90947583, 127389447, 131009751, 264367347, 272842749, 382168341, 393029253, 793102041, 1146505023, 2379306123, 2731795919, 7137918369, 8195387757, 24586163271, 73758489813, 221275469439]

約数ペア:

[(1, 221275469439), (3, 73758489813), (9, 24586163271), (27, 8195387757), (31, 7137918369), (81, 2731795919), (93, 2379306123), (193, 1146505023), (279, 793102041), (563, 393029253), (579, 382168341), (811, 272842749), (837, 264367347), (1689, 131009751), (1737, 127389447), (2433, 90947583), (2511, 88122449), (5067, 43669917), (5211, 42463149), (5983, 36984033), (7299, 30315861), (15201, 14556639), (15633, 14154383), (17453, 12678363), (17949, 12328011), (21897, 10105287), (25141, 8801379), (45603, 4852213), (52359, 4226121), (53847, 4109337), (65691, 3368429), (75423, 2933793), (108659, 2036421), (156523, 1413693), (157077, 1408707), (161541, 1369779), (226269, 977931), (325977, 678807), (456593, 484623), (469569, 471231)]