397361524

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^2\times {\mathrm{139}}^1\times {\mathrm{193}}^1$

素因数の和:389

約数の個数: 72

約数和(自身を含む): 841090880

約数和(自身を除く): 443729356

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 139, 161, 193, 278, 322, 386, 529, 556, 644, 772, 973, 1058, 1351, 1946, 2116, 2702, 3197, 3703, 3892, 4439, 5404, 6394, 7406, 8878, 12788, 14812, 17756, 22379, 26827, 31073, 44758, 53654, 62146, 73531, 89516, 102097, 107308, 124292, 147062, 187789, 204194, 294124, 375578, 408388, 514717, 617021, 714679, 751156, 1029434, 1234042, 1429358, 2058868, 2468084, 2858716, 4319147, 8638294, 14191483, 17276588, 28382966, 56765932, 99340381, 198680762, 397361524]

約数ペア:

[(1, 397361524), (2, 198680762), (4, 99340381), (7, 56765932), (14, 28382966), (23, 17276588), (28, 14191483), (46, 8638294), (92, 4319147), (139, 2858716), (161, 2468084), (193, 2058868), (278, 1429358), (322, 1234042), (386, 1029434), (529, 751156), (556, 714679), (644, 617021), (772, 514717), (973, 408388), (1058, 375578), (1351, 294124), (1946, 204194), (2116, 187789), (2702, 147062), (3197, 124292), (3703, 107308), (3892, 102097), (4439, 89516), (5404, 73531), (6394, 62146), (7406, 53654), (8878, 44758), (12788, 31073), (14812, 26827), (17756, 22379)]