207628545

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{173}}^1$

素因数の和:330

約数の個数: 64

約数和(自身を含む): 360806400

約数和(自身を除く): 153177855

約数列:

[1, 3, 5, 15, 29, 31, 87, 89, 93, 145, 155, 173, 267, 435, 445, 465, 519, 865, 899, 1335, 2581, 2595, 2697, 2759, 4495, 5017, 5363, 7743, 8277, 12905, 13485, 13795, 15051, 15397, 16089, 25085, 26815, 38715, 41385, 46191, 75255, 76985, 80011, 80445, 155527, 230955, 240033, 400055, 446513, 466581, 477307, 777635, 1200165, 1339539, 1431921, 2232565, 2332905, 2386535, 6697695, 7159605, 13841903, 41525709, 69209515, 207628545]

約数ペア:

[(1, 207628545), (3, 69209515), (5, 41525709), (15, 13841903), (29, 7159605), (31, 6697695), (87, 2386535), (89, 2332905), (93, 2232565), (145, 1431921), (155, 1339539), (173, 1200165), (267, 777635), (435, 477307), (445, 466581), (465, 446513), (519, 400055), (865, 240033), (899, 230955), (1335, 155527), (2581, 80445), (2595, 80011), (2697, 76985), (2759, 75255), (4495, 46191), (5017, 41385), (5363, 38715), (7743, 26815), (8277, 25085), (12905, 16089), (13485, 15397), (13795, 15051)]