207965235

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{389}}^1\times {\mathrm{1229}}^1$

素因数の和:1655

約数の個数: 32

約数和(自身を含む): 345384000

約数和(自身を除く): 137418765

約数列:

[1, 3, 5, 15, 29, 87, 145, 389, 435, 1167, 1229, 1945, 3687, 5835, 6145, 11281, 18435, 33843, 35641, 56405, 106923, 169215, 178205, 478081, 534615, 1434243, 2390405, 7171215, 13864349, 41593047, 69321745, 207965235]

約数ペア:

[(1, 207965235), (3, 69321745), (5, 41593047), (15, 13864349), (29, 7171215), (87, 2390405), (145, 1434243), (389, 534615), (435, 478081), (1167, 178205), (1229, 169215), (1945, 106923), (3687, 56405), (5835, 35641), (6145, 33843), (11281, 18435)]