258978855

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{383}}^1\times {\mathrm{739}}^1$

素因数の和:1191

約数の個数: 32

約数和(自身を含む): 422830080

約数和(自身を除く): 163851225

約数列:

[1, 3, 5, 15, 61, 183, 305, 383, 739, 915, 1149, 1915, 2217, 3695, 5745, 11085, 23363, 45079, 70089, 116815, 135237, 225395, 283037, 350445, 676185, 849111, 1415185, 4245555, 17265257, 51795771, 86326285, 258978855]

約数ペア:

[(1, 258978855), (3, 86326285), (5, 51795771), (15, 17265257), (61, 4245555), (183, 1415185), (305, 849111), (383, 676185), (739, 350445), (915, 283037), (1149, 225395), (1915, 135237), (2217, 116815), (3695, 70089), (5745, 45079), (11085, 23363)]