219940542

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{4561}}^1$

素因数の和:4638

約数の個数: 64

約数和(自身を含む): 525542400

約数和(自身を除く): 305601858

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 47, 54, 57, 94, 114, 141, 171, 282, 342, 423, 513, 846, 893, 1026, 1269, 1786, 2538, 2679, 4561, 5358, 8037, 9122, 13683, 16074, 24111, 27366, 41049, 48222, 82098, 86659, 123147, 173318, 214367, 246294, 259977, 428734, 519954, 643101, 779931, 1286202, 1559862, 1929303, 2339793, 3858606, 4072973, 4679586, 5787909, 8145946, 11575818, 12218919, 24437838, 36656757, 73313514, 109970271, 219940542]

約数ペア:

[(1, 219940542), (2, 109970271), (3, 73313514), (6, 36656757), (9, 24437838), (18, 12218919), (19, 11575818), (27, 8145946), (38, 5787909), (47, 4679586), (54, 4072973), (57, 3858606), (94, 2339793), (114, 1929303), (141, 1559862), (171, 1286202), (282, 779931), (342, 643101), (423, 519954), (513, 428734), (846, 259977), (893, 246294), (1026, 214367), (1269, 173318), (1786, 123147), (2538, 86659), (2679, 82098), (4561, 48222), (5358, 41049), (8037, 27366), (9122, 24111), (13683, 16074)]