198629445

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{499}}^1$

素因数の和:754

約数の個数: 64

約数和(自身を含む): 387072000

約数和(自身を除く): 188442555

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 105, 119, 223, 255, 357, 499, 595, 669, 1115, 1497, 1561, 1785, 2495, 3345, 3493, 3791, 4683, 7485, 7805, 8483, 10479, 11373, 17465, 18955, 23415, 25449, 26537, 42415, 52395, 56865, 59381, 79611, 111277, 127245, 132685, 178143, 296905, 333831, 398055, 556385, 778939, 890715, 1669155, 1891709, 2336817, 3894695, 5675127, 9458545, 11684085, 13241963, 28375635, 39725889, 66209815, 198629445]

約数ペア:

[(1, 198629445), (3, 66209815), (5, 39725889), (7, 28375635), (15, 13241963), (17, 11684085), (21, 9458545), (35, 5675127), (51, 3894695), (85, 2336817), (105, 1891709), (119, 1669155), (223, 890715), (255, 778939), (357, 556385), (499, 398055), (595, 333831), (669, 296905), (1115, 178143), (1497, 132685), (1561, 127245), (1785, 111277), (2495, 79611), (3345, 59381), (3493, 56865), (3791, 52395), (4683, 42415), (7485, 26537), (7805, 25449), (8483, 23415), (10479, 18955), (11373, 17465)]