299733189

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{257}}^1$

素因数の和:402

約数の個数: 64

約数和(自身を含む): 501964800

約数和(自身を除く): 202231611

約数列:

[1, 3, 7, 19, 21, 37, 57, 79, 111, 133, 237, 257, 259, 399, 553, 703, 771, 777, 1501, 1659, 1799, 2109, 2923, 4503, 4883, 4921, 5397, 8769, 9509, 10507, 14649, 14763, 20303, 20461, 28527, 31521, 34181, 55537, 60909, 61383, 66563, 102543, 142121, 166611, 180671, 199689, 385757, 388759, 426363, 542013, 751211, 1157271, 1166277, 1264697, 2253633, 2700299, 3794091, 5258477, 8100897, 14273009, 15775431, 42819027, 99911063, 299733189]

約数ペア:

[(1, 299733189), (3, 99911063), (7, 42819027), (19, 15775431), (21, 14273009), (37, 8100897), (57, 5258477), (79, 3794091), (111, 2700299), (133, 2253633), (237, 1264697), (257, 1166277), (259, 1157271), (399, 751211), (553, 542013), (703, 426363), (771, 388759), (777, 385757), (1501, 199689), (1659, 180671), (1799, 166611), (2109, 142121), (2923, 102543), (4503, 66563), (4883, 61383), (4921, 60909), (5397, 55537), (8769, 34181), (9509, 31521), (10507, 28527), (14649, 20461), (14763, 20303)]