190022987

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{2617}}^1$

素因数の和:2699

約数の個数: 32

約数和(自身を含む): 253338624

約数和(自身を除く): 63315637

約数列:

[1, 7, 11, 23, 41, 77, 161, 253, 287, 451, 943, 1771, 2617, 3157, 6601, 10373, 18319, 28787, 60191, 72611, 107297, 201509, 421337, 662101, 751079, 1180267, 2467831, 4634707, 8261869, 17274817, 27146141, 190022987]

約数ペア:

[(1, 190022987), (7, 27146141), (11, 17274817), (23, 8261869), (41, 4634707), (77, 2467831), (161, 1180267), (253, 751079), (287, 662101), (451, 421337), (943, 201509), (1771, 107297), (2617, 72611), (3157, 60191), (6601, 28787), (10373, 18319)]