1990115677095

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{208280029}}^1$

素因数の和:208280064

約数の個数: 48

約数和(自身を含む): 3988979134560

約数和(自身を除く): 1998863457465

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 49, 65, 91, 105, 147, 195, 245, 273, 455, 637, 735, 1365, 1911, 3185, 9555, 208280029, 624840087, 1041400145, 1457960203, 2707640377, 3124200435, 4373880609, 7289801015, 8122921131, 10205721421, 13538201885, 18953482639, 21869403045, 30617164263, 40614605655, 51028607105, 56860447917, 94767413195, 132674378473, 153085821315, 284302239585, 398023135419, 663371892365, 1990115677095]

約数ペア:

[(1, 1990115677095), (3, 663371892365), (5, 398023135419), (7, 284302239585), (13, 153085821315), (15, 132674378473), (21, 94767413195), (35, 56860447917), (39, 51028607105), (49, 40614605655), (65, 30617164263), (91, 21869403045), (105, 18953482639), (147, 13538201885), (195, 10205721421), (245, 8122921131), (273, 7289801015), (455, 4373880609), (637, 3124200435), (735, 2707640377), (1365, 1457960203), (1911, 1041400145), (3185, 624840087), (9555, 208280029)]