420472

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{311}}^1$

素因数の和:343

約数の個数: 24

約数和(自身を含む): 856440

約数和(自身を除く): 435968

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 311, 338, 622, 676, 1244, 1352, 2488, 4043, 8086, 16172, 32344, 52559, 105118, 210236, 420472]

約数ペア:

[(1, 420472), (2, 210236), (4, 105118), (8, 52559), (13, 32344), (26, 16172), (52, 8086), (104, 4043), (169, 2488), (311, 1352), (338, 1244), (622, 676)]