242996481

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{787}}^1$

素因数の和:855

約数の個数: 72

約数和(自身を含む): 449916480

約数和(自身を除く): 206919999

約数列:

[1, 3, 7, 9, 13, 21, 29, 39, 63, 87, 91, 117, 169, 203, 261, 273, 377, 507, 609, 787, 819, 1131, 1183, 1521, 1827, 2361, 2639, 3393, 3549, 4901, 5509, 7083, 7917, 10231, 10647, 14703, 16527, 22823, 23751, 30693, 34307, 44109, 49581, 68469, 71617, 92079, 102921, 133003, 159761, 205407, 214851, 296699, 308763, 399009, 479283, 644553, 890097, 931021, 1197027, 1437849, 2076893, 2670291, 2793063, 3857087, 6230679, 8379189, 11571261, 18692037, 26999609, 34713783, 80998827, 242996481]

約数ペア:

[(1, 242996481), (3, 80998827), (7, 34713783), (9, 26999609), (13, 18692037), (21, 11571261), (29, 8379189), (39, 6230679), (63, 3857087), (87, 2793063), (91, 2670291), (117, 2076893), (169, 1437849), (203, 1197027), (261, 931021), (273, 890097), (377, 644553), (507, 479283), (609, 399009), (787, 308763), (819, 296699), (1131, 214851), (1183, 205407), (1521, 159761), (1827, 133003), (2361, 102921), (2639, 92079), (3393, 71617), (3549, 68469), (4901, 49581), (5509, 44109), (7083, 34307), (7917, 30693), (10231, 23751), (10647, 22823), (14703, 16527)]