64245237

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1$

素因数の和:194

約数の個数: 64

約数和(自身を含む): 108380160

約数和(自身を除く): 44134923

約数列:

[1, 3, 7, 21, 29, 31, 41, 83, 87, 93, 123, 203, 217, 249, 287, 581, 609, 651, 861, 899, 1189, 1271, 1743, 2407, 2573, 2697, 3403, 3567, 3813, 6293, 7221, 7719, 8323, 8897, 10209, 16849, 18011, 18879, 23821, 24969, 26691, 36859, 50547, 54033, 71463, 74617, 98687, 105493, 110577, 223851, 258013, 296061, 316479, 522319, 690809, 738451, 774039, 1566957, 2072427, 2215353, 3059297, 9177891, 21415079, 64245237]

約数ペア:

[(1, 64245237), (3, 21415079), (7, 9177891), (21, 3059297), (29, 2215353), (31, 2072427), (41, 1566957), (83, 774039), (87, 738451), (93, 690809), (123, 522319), (203, 316479), (217, 296061), (249, 258013), (287, 223851), (581, 110577), (609, 105493), (651, 98687), (861, 74617), (899, 71463), (1189, 54033), (1271, 50547), (1743, 36859), (2407, 26691), (2573, 24969), (2697, 23821), (3403, 18879), (3567, 18011), (3813, 16849), (6293, 10209), (7221, 8897), (7719, 8323)]