388594755

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{353}}^1\times {\mathrm{1439}}^1$

素因数の和:1820

約数の個数: 48

約数和(自身を含む): 715703040

約数和(自身を除く): 327108285

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 353, 765, 1059, 1439, 1765, 3177, 4317, 5295, 6001, 7195, 12951, 15885, 18003, 21585, 24463, 30005, 54009, 64755, 73389, 90015, 122315, 220167, 270045, 366945, 507967, 1100835, 1523901, 2539835, 4571703, 7619505, 8635439, 22858515, 25906317, 43177195, 77718951, 129531585, 388594755]

約数ペア:

[(1, 388594755), (3, 129531585), (5, 77718951), (9, 43177195), (15, 25906317), (17, 22858515), (45, 8635439), (51, 7619505), (85, 4571703), (153, 2539835), (255, 1523901), (353, 1100835), (765, 507967), (1059, 366945), (1439, 270045), (1765, 220167), (3177, 122315), (4317, 90015), (5295, 73389), (6001, 64755), (7195, 54009), (12951, 30005), (15885, 24463), (18003, 21585)]