201389872

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{139}}^1\times {\mathrm{1091}}^1$

素因数の和:1321

約数の個数: 40

約数和(自身を含む): 398099520

約数和(自身を除く): 196709648

約数列:

[1, 2, 4, 8, 16, 83, 139, 166, 278, 332, 556, 664, 1091, 1112, 1328, 2182, 2224, 4364, 8728, 11537, 17456, 23074, 46148, 90553, 92296, 151649, 181106, 184592, 303298, 362212, 606596, 724424, 1213192, 1448848, 2426384, 12586867, 25173734, 50347468, 100694936, 201389872]

約数ペア:

[(1, 201389872), (2, 100694936), (4, 50347468), (8, 25173734), (16, 12586867), (83, 2426384), (139, 1448848), (166, 1213192), (278, 724424), (332, 606596), (556, 362212), (664, 303298), (1091, 184592), (1112, 181106), (1328, 151649), (2182, 92296), (2224, 90553), (4364, 46148), (8728, 23074), (11537, 17456)]