12555775

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{953}}^1$

素因数の和:1011

約数の個数: 24

約数和(自身を含む): 17034624

約数和(自身を除く): 4478849

約数列:

[1, 5, 17, 25, 31, 85, 155, 425, 527, 775, 953, 2635, 4765, 13175, 16201, 23825, 29543, 81005, 147715, 405025, 502231, 738575, 2511155, 12555775]

約数ペア:

[(1, 12555775), (5, 2511155), (17, 738575), (25, 502231), (31, 405025), (85, 147715), (155, 81005), (425, 29543), (527, 23825), (775, 16201), (953, 13175), (2635, 4765)]