23287293

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1$

素因数の和:270

約数の個数: 48

約数和(自身を含む): 38338560

約数和(自身を除く): 15051267

約数列:

[1, 3, 9, 19, 23, 31, 57, 69, 93, 171, 191, 207, 279, 437, 573, 589, 713, 1311, 1719, 1767, 2139, 3629, 3933, 4393, 5301, 5921, 6417, 10887, 13179, 13547, 17763, 32661, 39537, 40641, 53289, 83467, 112499, 121923, 136183, 250401, 337497, 408549, 751203, 1012491, 1225647, 2587477, 7762431, 23287293]

約数ペア:

[(1, 23287293), (3, 7762431), (9, 2587477), (19, 1225647), (23, 1012491), (31, 751203), (57, 408549), (69, 337497), (93, 250401), (171, 136183), (191, 121923), (207, 112499), (279, 83467), (437, 53289), (573, 40641), (589, 39537), (713, 32661), (1311, 17763), (1719, 13547), (1767, 13179), (2139, 10887), (3629, 6417), (3933, 5921), (4393, 5301)]