678972

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1$

素因数の和:210

約数の個数: 48

約数和(自身を含む): 1854720

約数和(自身を除く): 1175748

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 59, 84, 118, 137, 177, 236, 274, 354, 411, 413, 548, 708, 822, 826, 959, 1239, 1644, 1652, 1918, 2478, 2877, 3836, 4956, 5754, 8083, 11508, 16166, 24249, 32332, 48498, 56581, 96996, 113162, 169743, 226324, 339486, 678972]

約数ペア:

[(1, 678972), (2, 339486), (3, 226324), (4, 169743), (6, 113162), (7, 96996), (12, 56581), (14, 48498), (21, 32332), (28, 24249), (42, 16166), (59, 11508), (84, 8083), (118, 5754), (137, 4956), (177, 3836), (236, 2877), (274, 2478), (354, 1918), (411, 1652), (413, 1644), (548, 1239), (708, 959), (822, 826)]