27611955

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{479}}^1$

素因数の和:561

約数の個数: 64

約数和(自身を含む): 57139200

約数和(自身を除く): 29527245

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 61, 63, 105, 135, 183, 189, 305, 315, 427, 479, 549, 915, 945, 1281, 1437, 1647, 2135, 2395, 2745, 3353, 3843, 4311, 6405, 7185, 8235, 10059, 11529, 12933, 16765, 19215, 21555, 29219, 30177, 50295, 57645, 64665, 87657, 90531, 146095, 150885, 204533, 262971, 438285, 452655, 613599, 788913, 1022665, 1314855, 1840797, 3067995, 3944565, 5522391, 9203985, 27611955]

約数ペア:

[(1, 27611955), (3, 9203985), (5, 5522391), (7, 3944565), (9, 3067995), (15, 1840797), (21, 1314855), (27, 1022665), (35, 788913), (45, 613599), (61, 452655), (63, 438285), (105, 262971), (135, 204533), (183, 150885), (189, 146095), (305, 90531), (315, 87657), (427, 64665), (479, 57645), (549, 50295), (915, 30177), (945, 29219), (1281, 21555), (1437, 19215), (1647, 16765), (2135, 12933), (2395, 11529), (2745, 10059), (3353, 8235), (3843, 7185), (4311, 6405)]