1391616784

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{27779}}^1$

素因数の和:27919

約数の個数: 40

約数和(自身を含む): 2810891520

約数和(自身を除く): 1419274736

約数列:

[1, 2, 4, 8, 16, 31, 62, 101, 124, 202, 248, 404, 496, 808, 1616, 3131, 6262, 12524, 25048, 27779, 50096, 55558, 111116, 222232, 444464, 861149, 1722298, 2805679, 3444596, 5611358, 6889192, 11222716, 13778384, 22445432, 44890864, 86976049, 173952098, 347904196, 695808392, 1391616784]

約数ペア:

[(1, 1391616784), (2, 695808392), (4, 347904196), (8, 173952098), (16, 86976049), (31, 44890864), (62, 22445432), (101, 13778384), (124, 11222716), (202, 6889192), (248, 5611358), (404, 3444596), (496, 2805679), (808, 1722298), (1616, 861149), (3131, 444464), (6262, 222232), (12524, 111116), (25048, 55558), (27779, 50096)]