127986005

素因数分解:

$5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1\times {\mathrm{227}}^1$

素因数の和:509

約数の個数: 32

約数和(自身を含む): 179262720

約数和(自身を除く): 51276715

約数列:

[1, 5, 7, 35, 89, 181, 227, 445, 623, 905, 1135, 1267, 1589, 3115, 6335, 7945, 16109, 20203, 41087, 80545, 101015, 112763, 141421, 205435, 287609, 563815, 707105, 1438045, 3656743, 18283715, 25597201, 127986005]

約数ペア:

[(1, 127986005), (5, 25597201), (7, 18283715), (35, 3656743), (89, 1438045), (181, 707105), (227, 563815), (445, 287609), (623, 205435), (905, 141421), (1135, 112763), (1267, 101015), (1589, 80545), (3115, 41087), (6335, 20203), (7945, 16109)]