51167571

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{281}}^1$

素因数の和:356

約数の個数: 64

約数和(自身を含む): 90961920

約数和(自身を除く): 39794349

約数列:

[1, 3, 7, 13, 21, 23, 29, 39, 69, 87, 91, 161, 203, 273, 281, 299, 377, 483, 609, 667, 843, 897, 1131, 1967, 2001, 2093, 2639, 3653, 4669, 5901, 6279, 6463, 7917, 8149, 8671, 10959, 14007, 19389, 24447, 25571, 26013, 45241, 57043, 60697, 76713, 84019, 105937, 135723, 171129, 182091, 187427, 252057, 317811, 562281, 588133, 741559, 1311989, 1764399, 2224677, 2436551, 3935967, 7309653, 17055857, 51167571]

約数ペア:

[(1, 51167571), (3, 17055857), (7, 7309653), (13, 3935967), (21, 2436551), (23, 2224677), (29, 1764399), (39, 1311989), (69, 741559), (87, 588133), (91, 562281), (161, 317811), (203, 252057), (273, 187427), (281, 182091), (299, 171129), (377, 135723), (483, 105937), (609, 84019), (667, 76713), (843, 60697), (897, 57043), (1131, 45241), (1967, 26013), (2001, 25571), (2093, 24447), (2639, 19389), (3653, 14007), (4669, 10959), (5901, 8671), (6279, 8149), (6463, 7917)]