259091505

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{389}}^1$

素因数の和:479

約数の個数: 72

約数和(自身を含む): 486780840

約数和(自身を除く): 227689335

約数列:

[1, 3, 5, 9, 15, 19, 41, 45, 57, 95, 123, 171, 205, 285, 361, 369, 389, 615, 779, 855, 1083, 1167, 1805, 1845, 1945, 2337, 3249, 3501, 3895, 5415, 5835, 7011, 7391, 11685, 14801, 15949, 16245, 17505, 22173, 35055, 36955, 44403, 47847, 66519, 74005, 79745, 110865, 133209, 140429, 143541, 222015, 239235, 303031, 332595, 421287, 666045, 702145, 717705, 909093, 1263861, 1515155, 2106435, 2727279, 4545465, 5757589, 6319305, 13636395, 17272767, 28787945, 51818301, 86363835, 259091505]

約数ペア:

[(1, 259091505), (3, 86363835), (5, 51818301), (9, 28787945), (15, 17272767), (19, 13636395), (41, 6319305), (45, 5757589), (57, 4545465), (95, 2727279), (123, 2106435), (171, 1515155), (205, 1263861), (285, 909093), (361, 717705), (369, 702145), (389, 666045), (615, 421287), (779, 332595), (855, 303031), (1083, 239235), (1167, 222015), (1805, 143541), (1845, 140429), (1945, 133209), (2337, 110865), (3249, 79745), (3501, 74005), (3895, 66519), (5415, 47847), (5835, 44403), (7011, 36955), (7391, 35055), (11685, 22173), (14801, 17505), (15949, 16245)]