208060515

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1151}}^1$

素因数の和:1281

約数の個数: 64

約数和(自身を含む): 402554880

約数和(自身を除く): 194494365

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 103, 117, 135, 195, 309, 351, 515, 585, 927, 1151, 1339, 1545, 1755, 2781, 3453, 4017, 4635, 5755, 6695, 10359, 12051, 13905, 14963, 17265, 20085, 31077, 36153, 44889, 51795, 60255, 74815, 118553, 134667, 155385, 180765, 224445, 355659, 404001, 592765, 673335, 1066977, 1541189, 1778295, 2020005, 3200931, 4623567, 5334885, 7705945, 13870701, 16004655, 23117835, 41612103, 69353505, 208060515]

約数ペア:

[(1, 208060515), (3, 69353505), (5, 41612103), (9, 23117835), (13, 16004655), (15, 13870701), (27, 7705945), (39, 5334885), (45, 4623567), (65, 3200931), (103, 2020005), (117, 1778295), (135, 1541189), (195, 1066977), (309, 673335), (351, 592765), (515, 404001), (585, 355659), (927, 224445), (1151, 180765), (1339, 155385), (1545, 134667), (1755, 118553), (2781, 74815), (3453, 60255), (4017, 51795), (4635, 44889), (5755, 36153), (6695, 31077), (10359, 20085), (12051, 17265), (13905, 14963)]