81969524

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{5237}}^1$

素因数の和:5304

約数の個数: 48

約数和(自身を含む): 180690048

約数和(自身を除く): 98720524

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 43, 52, 86, 91, 172, 182, 301, 364, 559, 602, 1118, 1204, 2236, 3913, 5237, 7826, 10474, 15652, 20948, 36659, 68081, 73318, 136162, 146636, 225191, 272324, 450382, 476567, 900764, 953134, 1576337, 1906268, 2927483, 3152674, 5854966, 6305348, 11709932, 20492381, 40984762, 81969524]

約数ペア:

[(1, 81969524), (2, 40984762), (4, 20492381), (7, 11709932), (13, 6305348), (14, 5854966), (26, 3152674), (28, 2927483), (43, 1906268), (52, 1576337), (86, 953134), (91, 900764), (172, 476567), (182, 450382), (301, 272324), (364, 225191), (559, 146636), (602, 136162), (1118, 73318), (1204, 68081), (2236, 36659), (3913, 20948), (5237, 15652), (7826, 10474)]