208343876

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{311}}^1\times {\mathrm{991}}^1$

素因数の和:1332

約数の個数: 36

約数和(自身を含む): 396474624

約数和(自身を除く): 188130748

約数列:

[1, 2, 4, 13, 26, 52, 169, 311, 338, 622, 676, 991, 1244, 1982, 3964, 4043, 8086, 12883, 16172, 25766, 51532, 52559, 105118, 167479, 210236, 308201, 334958, 616402, 669916, 1232804, 4006613, 8013226, 16026452, 52085969, 104171938, 208343876]

約数ペア:

[(1, 208343876), (2, 104171938), (4, 52085969), (13, 16026452), (26, 8013226), (52, 4006613), (169, 1232804), (311, 669916), (338, 616402), (622, 334958), (676, 308201), (991, 210236), (1244, 167479), (1982, 105118), (3964, 52559), (4043, 51532), (8086, 25766), (12883, 16172)]