31877595

素因数分解:

$3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1$

素因数の和:284

約数の個数: 48

約数和(自身を含む): 57177120

約数和(自身を除く): 25299525

約数列:

[1, 3, 5, 9, 15, 45, 67, 97, 109, 201, 291, 327, 335, 485, 545, 603, 873, 981, 1005, 1455, 1635, 3015, 4365, 4905, 6499, 7303, 10573, 19497, 21909, 31719, 32495, 36515, 52865, 58491, 65727, 95157, 97485, 109545, 158595, 292455, 328635, 475785, 708391, 2125173, 3541955, 6375519, 10625865, 31877595]

約数ペア:

[(1, 31877595), (3, 10625865), (5, 6375519), (9, 3541955), (15, 2125173), (45, 708391), (67, 475785), (97, 328635), (109, 292455), (201, 158595), (291, 109545), (327, 97485), (335, 95157), (485, 65727), (545, 58491), (603, 52865), (873, 36515), (981, 32495), (1005, 31719), (1455, 21909), (1635, 19497), (3015, 10573), (4365, 7303), (4905, 6499)]