289187925

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{1657}}^1$

素因数の和:1862

約数の個数: 48

約数和(自身を含む): 518091840

約数和(自身を除く): 228903915

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 179, 195, 325, 537, 895, 975, 1657, 2327, 2685, 4475, 4971, 6981, 8285, 11635, 13425, 21541, 24855, 34905, 41425, 58175, 64623, 107705, 124275, 174525, 296603, 323115, 538525, 889809, 1483015, 1615575, 3855839, 4449045, 7415075, 11567517, 19279195, 22245225, 57837585, 96395975, 289187925]

約数ペア:

[(1, 289187925), (3, 96395975), (5, 57837585), (13, 22245225), (15, 19279195), (25, 11567517), (39, 7415075), (65, 4449045), (75, 3855839), (179, 1615575), (195, 1483015), (325, 889809), (537, 538525), (895, 323115), (975, 296603), (1657, 174525), (2327, 124275), (2685, 107705), (4475, 64623), (4971, 58175), (6981, 41425), (8285, 34905), (11635, 24855), (13425, 21541)]