208089645

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{383}}^1\times {\mathrm{1249}}^1$

素因数の和:1669

約数の個数: 32

約数和(自身を含む): 345600000

約数和(自身を除く): 137510355

約数列:

[1, 3, 5, 15, 29, 87, 145, 383, 435, 1149, 1249, 1915, 3747, 5745, 6245, 11107, 18735, 33321, 36221, 55535, 108663, 166605, 181105, 478367, 543315, 1435101, 2391835, 7175505, 13872643, 41617929, 69363215, 208089645]

約数ペア:

[(1, 208089645), (3, 69363215), (5, 41617929), (15, 13872643), (29, 7175505), (87, 2391835), (145, 1435101), (383, 543315), (435, 478367), (1149, 181105), (1249, 166605), (1915, 108663), (3747, 55535), (5745, 36221), (6245, 33321), (11107, 18735)]