65703729

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{239}}^1$

素因数の和:334

約数の個数: 64

約数和(自身を含む): 116121600

約数和(自身を除く): 50417871

約数列:

[1, 3, 7, 13, 19, 21, 39, 53, 57, 91, 133, 159, 239, 247, 273, 371, 399, 689, 717, 741, 1007, 1113, 1673, 1729, 2067, 3021, 3107, 4541, 4823, 5019, 5187, 7049, 9321, 12667, 13091, 13623, 14469, 21147, 21749, 31787, 38001, 39273, 59033, 65247, 88669, 91637, 95361, 164671, 177099, 240673, 266007, 274911, 413231, 494013, 722019, 1152697, 1239693, 1684711, 3128749, 3458091, 5054133, 9386247, 21901243, 65703729]

約数ペア:

[(1, 65703729), (3, 21901243), (7, 9386247), (13, 5054133), (19, 3458091), (21, 3128749), (39, 1684711), (53, 1239693), (57, 1152697), (91, 722019), (133, 494013), (159, 413231), (239, 274911), (247, 266007), (273, 240673), (371, 177099), (399, 164671), (689, 95361), (717, 91637), (741, 88669), (1007, 65247), (1113, 59033), (1673, 39273), (1729, 38001), (2067, 31787), (3021, 21749), (3107, 21147), (4541, 14469), (4823, 13623), (5019, 13091), (5187, 12667), (7049, 9321)]