1878138045

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{145423}}^1$

素因数の和:145482

約数の個数: 48

約数和(自身を含む): 3811272192

約数和(自身を除く): 1933134147

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 41, 45, 63, 105, 123, 205, 287, 315, 369, 615, 861, 1435, 1845, 2583, 4305, 12915, 145423, 436269, 727115, 1017961, 1308807, 2181345, 3053883, 5089805, 5962343, 6544035, 9161649, 15269415, 17887029, 29811715, 41736401, 45808245, 53661087, 89435145, 125209203, 208682005, 268305435, 375627609, 626046015, 1878138045]

約数ペア:

[(1, 1878138045), (3, 626046015), (5, 375627609), (7, 268305435), (9, 208682005), (15, 125209203), (21, 89435145), (35, 53661087), (41, 45808245), (45, 41736401), (63, 29811715), (105, 17887029), (123, 15269415), (205, 9161649), (287, 6544035), (315, 5962343), (369, 5089805), (615, 3053883), (861, 2181345), (1435, 1308807), (1845, 1017961), (2583, 727115), (4305, 436269), (12915, 145423)]