388730762

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{619}}^1\times {\mathrm{1447}}^1$

素因数の和:2106

約数の個数: 32

約数和(自身を含む): 689479680

約数和(自身を除く): 300748918

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 619, 1238, 1447, 2894, 4333, 8666, 10129, 19189, 20258, 38378, 44857, 89714, 134323, 268646, 313999, 627998, 895693, 1791386, 6269851, 12539702, 27766483, 55532966, 194365381, 388730762]

約数ペア:

[(1, 388730762), (2, 194365381), (7, 55532966), (14, 27766483), (31, 12539702), (62, 6269851), (217, 1791386), (434, 895693), (619, 627998), (1238, 313999), (1447, 268646), (2894, 134323), (4333, 89714), (8666, 44857), (10129, 38378), (19189, 20258)]