131206012

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{2129}}^1$

素因数の和:2242

約数の個数: 48

約数和(自身を含む): 274821120

約数和(自身を除く): 143615108

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 71, 124, 142, 217, 284, 434, 497, 868, 994, 1988, 2129, 2201, 4258, 4402, 8516, 8804, 14903, 15407, 29806, 30814, 59612, 61628, 65999, 131998, 151159, 263996, 302318, 461993, 604636, 923986, 1058113, 1847972, 2116226, 4232452, 4685929, 9371858, 18743716, 32801503, 65603006, 131206012]

約数ペア:

[(1, 131206012), (2, 65603006), (4, 32801503), (7, 18743716), (14, 9371858), (28, 4685929), (31, 4232452), (62, 2116226), (71, 1847972), (124, 1058113), (142, 923986), (217, 604636), (284, 461993), (434, 302318), (497, 263996), (868, 151159), (994, 131998), (1988, 65999), (2129, 61628), (2201, 59612), (4258, 30814), (4402, 29806), (8516, 15407), (8804, 14903)]