28178808

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{4091}}^1$

素因数の和:4148

約数の個数: 64

約数和(自身を含む): 82494720

約数和(自身を除く): 54315912

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 41, 42, 56, 82, 84, 123, 164, 168, 246, 287, 328, 492, 574, 861, 984, 1148, 1722, 2296, 3444, 4091, 6888, 8182, 12273, 16364, 24546, 28637, 32728, 49092, 57274, 85911, 98184, 114548, 167731, 171822, 229096, 335462, 343644, 503193, 670924, 687288, 1006386, 1174117, 1341848, 2012772, 2348234, 3522351, 4025544, 4696468, 7044702, 9392936, 14089404, 28178808]

約数ペア:

[(1, 28178808), (2, 14089404), (3, 9392936), (4, 7044702), (6, 4696468), (7, 4025544), (8, 3522351), (12, 2348234), (14, 2012772), (21, 1341848), (24, 1174117), (28, 1006386), (41, 687288), (42, 670924), (56, 503193), (82, 343644), (84, 335462), (123, 229096), (164, 171822), (168, 167731), (246, 114548), (287, 98184), (328, 85911), (492, 57274), (574, 49092), (861, 32728), (984, 28637), (1148, 24546), (1722, 16364), (2296, 12273), (3444, 8182), (4091, 6888)]