15772005

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{389}}^1$

素因数の和:470

約数の個数: 48

約数和(自身を含む): 29568240

約数和(自身を除く): 13796235

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 53, 85, 153, 159, 255, 265, 389, 477, 765, 795, 901, 1167, 1945, 2385, 2703, 3501, 4505, 5835, 6613, 8109, 13515, 17505, 19839, 20617, 33065, 40545, 59517, 61851, 99195, 103085, 185553, 297585, 309255, 350489, 927765, 1051467, 1752445, 3154401, 5257335, 15772005]

約数ペア:

[(1, 15772005), (3, 5257335), (5, 3154401), (9, 1752445), (15, 1051467), (17, 927765), (45, 350489), (51, 309255), (53, 297585), (85, 185553), (153, 103085), (159, 99195), (255, 61851), (265, 59517), (389, 40545), (477, 33065), (765, 20617), (795, 19839), (901, 17505), (1167, 13515), (1945, 8109), (2385, 6613), (2703, 5835), (3501, 4505)]