12856551225

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{173}}^1\times {\mathrm{353}}^1\times {\mathrm{401}}^1$

素因数の和:947

約数の個数: 96

約数和(自身を含む): 24563499264

約数和(自身を除く): 11706948039

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 173, 175, 353, 401, 519, 525, 865, 1059, 1203, 1211, 1765, 2005, 2471, 2595, 2807, 3633, 4325, 5295, 6015, 6055, 7413, 8421, 8825, 10025, 12355, 12975, 14035, 18165, 26475, 30075, 30275, 37065, 42105, 61069, 61775, 69373, 70175, 90825, 141553, 183207, 185325, 208119, 210525, 305345, 346865, 424659, 427483, 485611, 707765, 916035, 990871, 1040595, 1282449, 1456833, 1526725, 1734325, 2123295, 2137415, 2428055, 2972613, 3538825, 4580175, 4954355, 5202975, 6412245, 7284165, 10616475, 10687075, 12140275, 14863065, 24488669, 24771775, 32061225, 36420825, 73466007, 74315325, 122443345, 171420683, 367330035, 514262049, 612216725, 857103415, 1836650175, 2571310245, 4285517075, 12856551225]

約数ペア:

[(1, 12856551225), (3, 4285517075), (5, 2571310245), (7, 1836650175), (15, 857103415), (21, 612216725), (25, 514262049), (35, 367330035), (75, 171420683), (105, 122443345), (173, 74315325), (175, 73466007), (353, 36420825), (401, 32061225), (519, 24771775), (525, 24488669), (865, 14863065), (1059, 12140275), (1203, 10687075), (1211, 10616475), (1765, 7284165), (2005, 6412245), (2471, 5202975), (2595, 4954355), (2807, 4580175), (3633, 3538825), (4325, 2972613), (5295, 2428055), (6015, 2137415), (6055, 2123295), (7413, 1734325), (8421, 1526725), (8825, 1456833), (10025, 1282449), (12355, 1040595), (12975, 990871), (14035, 916035), (18165, 707765), (26475, 485611), (30075, 427483), (30275, 424659), (37065, 346865), (42105, 305345), (61069, 210525), (61775, 208119), (69373, 185325), (70175, 183207), (90825, 141553)]