217052388

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{6287}}^1$

素因数の和:6441

約数の個数: 72

約数和(自身を含む): 631717632

約数和(自身を除く): 414665244

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 137, 252, 274, 411, 548, 822, 959, 1233, 1644, 1918, 2466, 2877, 3836, 4932, 5754, 6287, 8631, 11508, 12574, 17262, 18861, 25148, 34524, 37722, 44009, 56583, 75444, 88018, 113166, 132027, 176036, 226332, 264054, 396081, 528108, 792162, 861319, 1584324, 1722638, 2583957, 3445276, 5167914, 6029233, 7751871, 10335828, 12058466, 15503742, 18087699, 24116932, 31007484, 36175398, 54263097, 72350796, 108526194, 217052388]

約数ペア:

[(1, 217052388), (2, 108526194), (3, 72350796), (4, 54263097), (6, 36175398), (7, 31007484), (9, 24116932), (12, 18087699), (14, 15503742), (18, 12058466), (21, 10335828), (28, 7751871), (36, 6029233), (42, 5167914), (63, 3445276), (84, 2583957), (126, 1722638), (137, 1584324), (252, 861319), (274, 792162), (411, 528108), (548, 396081), (822, 264054), (959, 226332), (1233, 176036), (1644, 132027), (1918, 113166), (2466, 88018), (2877, 75444), (3836, 56583), (4932, 44009), (5754, 37722), (6287, 34524), (8631, 25148), (11508, 18861), (12574, 17262)]