252171933

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{6421}}^1$

素因数の和:6509

約数の個数: 32

約数和(自身を含む): 388402560

約数和(自身を除く): 136230627

約数列:

[1, 3, 13, 19, 39, 53, 57, 159, 247, 689, 741, 1007, 2067, 3021, 6421, 13091, 19263, 39273, 83473, 121999, 250419, 340313, 365997, 1020939, 1585987, 4424069, 4757961, 6465947, 13272207, 19397841, 84057311, 252171933]

約数ペア:

[(1, 252171933), (3, 84057311), (13, 19397841), (19, 13272207), (39, 6465947), (53, 4757961), (57, 4424069), (159, 1585987), (247, 1020939), (689, 365997), (741, 340313), (1007, 250419), (2067, 121999), (3021, 83473), (6421, 39273), (13091, 19263)]