51338475

素因数分解:

$3^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{4003}}^1$

素因数の和:4041

約数の個数: 48

約数和(自身を含む): 99299200

約数和(自身を除く): 47960725

約数列:

[1, 3, 5, 9, 15, 19, 25, 27, 45, 57, 75, 95, 135, 171, 225, 285, 475, 513, 675, 855, 1425, 2565, 4003, 4275, 12009, 12825, 20015, 36027, 60045, 76057, 100075, 108081, 180135, 228171, 300225, 380285, 540405, 684513, 900675, 1140855, 1901425, 2053539, 2702025, 3422565, 5704275, 10267695, 17112825, 51338475]

約数ペア:

[(1, 51338475), (3, 17112825), (5, 10267695), (9, 5704275), (15, 3422565), (19, 2702025), (25, 2053539), (27, 1901425), (45, 1140855), (57, 900675), (75, 684513), (95, 540405), (135, 380285), (171, 300225), (225, 228171), (285, 180135), (475, 108081), (513, 100075), (675, 76057), (855, 60045), (1425, 36027), (2565, 20015), (4003, 12825), (4275, 12009)]