668833452

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{19373}}^1$

素因数の和:19527

約数の個数: 72

約数和(自身を含む): 1946389536

約数和(自身を除く): 1277556084

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, 8631, 11508, 17262, 19373, 34524, 38746, 58119, 77492, 116238, 135611, 174357, 232476, 271222, 348714, 406833, 542444, 697428, 813666, 1220499, 1627332, 2440998, 2654101, 4881996, 5308202, 7962303, 10616404, 15924606, 18578707, 23886909, 31849212, 37157414, 47773818, 55736121, 74314828, 95547636, 111472242, 167208363, 222944484, 334416726, 668833452]

約数ペア:

[(1, 668833452), (2, 334416726), (3, 222944484), (4, 167208363), (6, 111472242), (7, 95547636), (9, 74314828), (12, 55736121), (14, 47773818), (18, 37157414), (21, 31849212), (28, 23886909), (36, 18578707), (42, 15924606), (63, 10616404), (84, 7962303), (126, 5308202), (137, 4881996), (252, 2654101), (274, 2440998), (411, 1627332), (548, 1220499), (822, 813666), (959, 697428), (1233, 542444), (1644, 406833), (1918, 348714), (2466, 271222), (2877, 232476), (3836, 174357), (4932, 135611), (5754, 116238), (8631, 77492), (11508, 58119), (17262, 38746), (19373, 34524)]