221800852

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{87049}}^1$

素因数の和:87080

約数の個数: 36

約数和(自身を含む): 486261300

約数和(自身を除く): 264460448

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 364, 637, 1274, 2548, 87049, 174098, 348196, 609343, 1131637, 1218686, 2263274, 2437372, 4265401, 4526548, 7921459, 8530802, 15842918, 17061604, 31685836, 55450213, 110900426, 221800852]

約数ペア:

[(1, 221800852), (2, 110900426), (4, 55450213), (7, 31685836), (13, 17061604), (14, 15842918), (26, 8530802), (28, 7921459), (49, 4526548), (52, 4265401), (91, 2437372), (98, 2263274), (182, 1218686), (196, 1131637), (364, 609343), (637, 348196), (1274, 174098), (2548, 87049)]