393642722

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{223}}^1$

素因数の和:399

約数の個数: 64

約数和(自身を含む): 704471040

約数和(自身を除く): 310828318

約数列:

[1, 2, 11, 19, 22, 38, 41, 82, 103, 206, 209, 223, 418, 446, 451, 779, 902, 1133, 1558, 1957, 2266, 2453, 3914, 4223, 4237, 4906, 8446, 8474, 8569, 9143, 17138, 18286, 21527, 22969, 43054, 45938, 46453, 46607, 80237, 92906, 93214, 100573, 160474, 173717, 201146, 252659, 347434, 436411, 505318, 872822, 882607, 941729, 1765214, 1883458, 1910887, 3821774, 4800521, 9601042, 10359019, 17892851, 20718038, 35785702, 196821361, 393642722]

約数ペア:

[(1, 393642722), (2, 196821361), (11, 35785702), (19, 20718038), (22, 17892851), (38, 10359019), (41, 9601042), (82, 4800521), (103, 3821774), (206, 1910887), (209, 1883458), (223, 1765214), (418, 941729), (446, 882607), (451, 872822), (779, 505318), (902, 436411), (1133, 347434), (1558, 252659), (1957, 201146), (2266, 173717), (2453, 160474), (3914, 100573), (4223, 93214), (4237, 92906), (4906, 80237), (8446, 46607), (8474, 46453), (8569, 45938), (9143, 43054), (17138, 22969), (18286, 21527)]