201619201

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1$

素因数の和:393

約数の個数: 32

約数和(自身を含む): 250387200

約数和(自身を除く): 48767999

約数列:

[1, 7, 17, 83, 119, 137, 149, 581, 959, 1043, 1411, 2329, 2533, 9877, 11371, 12367, 16303, 17731, 20413, 79597, 86569, 142891, 193307, 210239, 347021, 1353149, 1471673, 1694279, 2429147, 11859953, 28802743, 201619201]

約数ペア:

[(1, 201619201), (7, 28802743), (17, 11859953), (83, 2429147), (119, 1694279), (137, 1471673), (149, 1353149), (581, 347021), (959, 210239), (1043, 193307), (1411, 142891), (2329, 86569), (2533, 79597), (9877, 20413), (11371, 17731), (12367, 16303)]