978348

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{613}}^1$

素因数の和:646

約数の個数: 48

約数和(自身を含む): 2750720

約数和(自身を除く): 1772372

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 57, 76, 84, 114, 133, 228, 266, 399, 532, 613, 798, 1226, 1596, 1839, 2452, 3678, 4291, 7356, 8582, 11647, 12873, 17164, 23294, 25746, 34941, 46588, 51492, 69882, 81529, 139764, 163058, 244587, 326116, 489174, 978348]

約数ペア:

[(1, 978348), (2, 489174), (3, 326116), (4, 244587), (6, 163058), (7, 139764), (12, 81529), (14, 69882), (19, 51492), (21, 46588), (28, 34941), (38, 25746), (42, 23294), (57, 17164), (76, 12873), (84, 11647), (114, 8582), (133, 7356), (228, 4291), (266, 3678), (399, 2452), (532, 1839), (613, 1596), (798, 1226)]