81106428

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{113}}^1$

素因数の和:283

約数の個数: 96

約数和(自身を含む): 212357376

約数和(自身を除く): 131250948

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 43, 52, 78, 86, 107, 113, 129, 156, 172, 214, 226, 258, 321, 339, 428, 452, 516, 559, 642, 678, 1118, 1284, 1356, 1391, 1469, 1677, 2236, 2782, 2938, 3354, 4173, 4407, 4601, 4859, 5564, 5876, 6708, 8346, 8814, 9202, 9718, 12091, 13803, 14577, 16692, 17628, 18404, 19436, 24182, 27606, 29154, 36273, 48364, 55212, 58308, 59813, 63167, 72546, 119626, 126334, 145092, 157183, 179439, 189501, 239252, 252668, 314366, 358878, 379002, 471549, 519913, 628732, 717756, 758004, 943098, 1039826, 1559739, 1886196, 2079652, 3119478, 6238956, 6758869, 13517738, 20276607, 27035476, 40553214, 81106428]

約数ペア:

[(1, 81106428), (2, 40553214), (3, 27035476), (4, 20276607), (6, 13517738), (12, 6758869), (13, 6238956), (26, 3119478), (39, 2079652), (43, 1886196), (52, 1559739), (78, 1039826), (86, 943098), (107, 758004), (113, 717756), (129, 628732), (156, 519913), (172, 471549), (214, 379002), (226, 358878), (258, 314366), (321, 252668), (339, 239252), (428, 189501), (452, 179439), (516, 157183), (559, 145092), (642, 126334), (678, 119626), (1118, 72546), (1284, 63167), (1356, 59813), (1391, 58308), (1469, 55212), (1677, 48364), (2236, 36273), (2782, 29154), (2938, 27606), (3354, 24182), (4173, 19436), (4407, 18404), (4601, 17628), (4859, 16692), (5564, 14577), (5876, 13803), (6708, 12091), (8346, 9718), (8814, 9202)]