13202145

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{179}}^1$

素因数の和:350

約数の個数: 48

約数和(自身を含む): 25272000

約数和(自身を除く): 12069855

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 149, 165, 179, 447, 495, 537, 745, 895, 1341, 1611, 1639, 1969, 2235, 2685, 4917, 5907, 6705, 8055, 8195, 9845, 14751, 17721, 24585, 26671, 29535, 73755, 80013, 88605, 133355, 240039, 293381, 400065, 880143, 1200195, 1466905, 2640429, 4400715, 13202145]

約数ペア:

[(1, 13202145), (3, 4400715), (5, 2640429), (9, 1466905), (11, 1200195), (15, 880143), (33, 400065), (45, 293381), (55, 240039), (99, 133355), (149, 88605), (165, 80013), (179, 73755), (447, 29535), (495, 26671), (537, 24585), (745, 17721), (895, 14751), (1341, 9845), (1611, 8195), (1639, 8055), (1969, 6705), (2235, 5907), (2685, 4917)]