7977165

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1$

素因数の和:182

約数の個数: 64

約数和(自身を含む): 15966720

約数和(自身を除く): 7989555

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 41, 51, 85, 105, 109, 119, 123, 205, 255, 287, 327, 357, 545, 595, 615, 697, 763, 861, 1435, 1635, 1785, 1853, 2091, 2289, 3485, 3815, 4305, 4469, 4879, 5559, 9265, 10455, 11445, 12971, 13407, 14637, 22345, 24395, 27795, 31283, 38913, 64855, 67035, 73185, 75973, 93849, 156415, 194565, 227919, 379865, 469245, 531811, 1139595, 1595433, 2659055, 7977165]

約数ペア:

[(1, 7977165), (3, 2659055), (5, 1595433), (7, 1139595), (15, 531811), (17, 469245), (21, 379865), (35, 227919), (41, 194565), (51, 156415), (85, 93849), (105, 75973), (109, 73185), (119, 67035), (123, 64855), (205, 38913), (255, 31283), (287, 27795), (327, 24395), (357, 22345), (545, 14637), (595, 13407), (615, 12971), (697, 11445), (763, 10455), (861, 9265), (1435, 5559), (1635, 4879), (1785, 4469), (1853, 4305), (2091, 3815), (2289, 3485)]