669396

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{613}}^1$

素因数の和:640

約数の個数: 48

約数和(自身を含む): 1925504

約数和(自身を除く): 1256108

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 182, 273, 364, 546, 613, 1092, 1226, 1839, 2452, 3678, 4291, 7356, 7969, 8582, 12873, 15938, 17164, 23907, 25746, 31876, 47814, 51492, 55783, 95628, 111566, 167349, 223132, 334698, 669396]

約数ペア:

[(1, 669396), (2, 334698), (3, 223132), (4, 167349), (6, 111566), (7, 95628), (12, 55783), (13, 51492), (14, 47814), (21, 31876), (26, 25746), (28, 23907), (39, 17164), (42, 15938), (52, 12873), (78, 8582), (84, 7969), (91, 7356), (156, 4291), (182, 3678), (273, 2452), (364, 1839), (546, 1226), (613, 1092)]