155978145

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{4973}}^1$

素因数の和:5042

約数の個数: 48

約数和(自身を含む): 293306832

約数和(自身を除く): 137328687

約数列:

[1, 3, 5, 9, 15, 17, 41, 45, 51, 85, 123, 153, 205, 255, 369, 615, 697, 765, 1845, 2091, 3485, 4973, 6273, 10455, 14919, 24865, 31365, 44757, 74595, 84541, 203893, 223785, 253623, 422705, 611679, 760869, 1019465, 1268115, 1835037, 3058395, 3466181, 3804345, 9175185, 10398543, 17330905, 31195629, 51992715, 155978145]

約数ペア:

[(1, 155978145), (3, 51992715), (5, 31195629), (9, 17330905), (15, 10398543), (17, 9175185), (41, 3804345), (45, 3466181), (51, 3058395), (85, 1835037), (123, 1268115), (153, 1019465), (205, 760869), (255, 611679), (369, 422705), (615, 253623), (697, 223785), (765, 203893), (1845, 84541), (2091, 74595), (3485, 44757), (4973, 31365), (6273, 24865), (10455, 14919)]