248832615

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{251}}^1$

素因数の和:384

約数の個数: 64

約数和(自身を含む): 431101440

約数和(自身を除く): 182268825

約数列:

[1, 3, 5, 15, 29, 43, 53, 87, 129, 145, 159, 215, 251, 265, 435, 645, 753, 795, 1247, 1255, 1537, 2279, 3741, 3765, 4611, 6235, 6837, 7279, 7685, 10793, 11395, 13303, 18705, 21837, 23055, 32379, 34185, 36395, 39909, 53965, 66091, 66515, 109185, 161895, 198273, 199545, 312997, 330455, 385787, 572029, 938991, 991365, 1157361, 1564985, 1716087, 1928935, 2860145, 4694955, 5786805, 8580435, 16588841, 49766523, 82944205, 248832615]

約数ペア:

[(1, 248832615), (3, 82944205), (5, 49766523), (15, 16588841), (29, 8580435), (43, 5786805), (53, 4694955), (87, 2860145), (129, 1928935), (145, 1716087), (159, 1564985), (215, 1157361), (251, 991365), (265, 938991), (435, 572029), (645, 385787), (753, 330455), (795, 312997), (1247, 199545), (1255, 198273), (1537, 161895), (2279, 109185), (3741, 66515), (3765, 66091), (4611, 53965), (6235, 39909), (6837, 36395), (7279, 34185), (7685, 32379), (10793, 23055), (11395, 21837), (13303, 18705)]