217475235

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{11059}}^1$

素因数の和:11112

約数の個数: 48

約数和(自身を含む): 414086400

約数和(自身を除く): 196611165

約数列:

[1, 3, 5, 9, 15, 19, 23, 45, 57, 69, 95, 115, 171, 207, 285, 345, 437, 855, 1035, 1311, 2185, 3933, 6555, 11059, 19665, 33177, 55295, 99531, 165885, 210121, 254357, 497655, 630363, 763071, 1050605, 1271785, 1891089, 2289213, 3151815, 3815355, 4832783, 9455445, 11446065, 14498349, 24163915, 43495047, 72491745, 217475235]

約数ペア:

[(1, 217475235), (3, 72491745), (5, 43495047), (9, 24163915), (15, 14498349), (19, 11446065), (23, 9455445), (45, 4832783), (57, 3815355), (69, 3151815), (95, 2289213), (115, 1891089), (171, 1271785), (207, 1050605), (285, 763071), (345, 630363), (437, 497655), (855, 254357), (1035, 210121), (1311, 165885), (2185, 99531), (3933, 55295), (6555, 33177), (11059, 19665)]