1872912885

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1\times {\mathrm{337}}^1$

素因数の和:638

約数の個数: 64

約数和(自身を含む): 3188989440

約数和(自身を除く): 1316076555

約数列:

[1, 3, 5, 15, 23, 69, 89, 115, 181, 267, 337, 345, 445, 543, 905, 1011, 1335, 1685, 2047, 2715, 4163, 5055, 6141, 7751, 10235, 12489, 16109, 20815, 23253, 29993, 30705, 38755, 48327, 60997, 62445, 80545, 89979, 116265, 149965, 182991, 241635, 304985, 370507, 449895, 689839, 914955, 1111521, 1402931, 1852535, 2069517, 3449195, 4208793, 5428733, 5557605, 7014655, 10347585, 16286199, 21043965, 27143665, 81430995, 124860859, 374582577, 624304295, 1872912885]

約数ペア:

[(1, 1872912885), (3, 624304295), (5, 374582577), (15, 124860859), (23, 81430995), (69, 27143665), (89, 21043965), (115, 16286199), (181, 10347585), (267, 7014655), (337, 5557605), (345, 5428733), (445, 4208793), (543, 3449195), (905, 2069517), (1011, 1852535), (1335, 1402931), (1685, 1111521), (2047, 914955), (2715, 689839), (4163, 449895), (5055, 370507), (6141, 304985), (7751, 241635), (10235, 182991), (12489, 149965), (16109, 116265), (20815, 89979), (23253, 80545), (29993, 62445), (30705, 60997), (38755, 48327)]