31335486

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1979}}^1$

素因数の和:2033

約数の個数: 64

約数和(自身を含む): 79833600

約数和(自身を除く): 48498114

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 29, 39, 42, 58, 78, 87, 91, 174, 182, 203, 273, 377, 406, 546, 609, 754, 1131, 1218, 1979, 2262, 2639, 3958, 5278, 5937, 7917, 11874, 13853, 15834, 25727, 27706, 41559, 51454, 57391, 77181, 83118, 114782, 154362, 172173, 180089, 344346, 360178, 401737, 540267, 746083, 803474, 1080534, 1205211, 1492166, 2238249, 2410422, 4476498, 5222581, 10445162, 15667743, 31335486]

約数ペア:

[(1, 31335486), (2, 15667743), (3, 10445162), (6, 5222581), (7, 4476498), (13, 2410422), (14, 2238249), (21, 1492166), (26, 1205211), (29, 1080534), (39, 803474), (42, 746083), (58, 540267), (78, 401737), (87, 360178), (91, 344346), (174, 180089), (182, 172173), (203, 154362), (273, 114782), (377, 83118), (406, 77181), (546, 57391), (609, 51454), (754, 41559), (1131, 27706), (1218, 25727), (1979, 15834), (2262, 13853), (2639, 11874), (3958, 7917), (5278, 5937)]