65251215

素因数分解:

$3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{251}}^1$

素因数の和:424

約数の個数: 48

約数和(自身を含む): 116756640

約数和(自身を除く): 51505425

約数列:

[1, 3, 5, 9, 15, 45, 53, 109, 159, 251, 265, 327, 477, 545, 753, 795, 981, 1255, 1635, 2259, 2385, 3765, 4905, 5777, 11295, 13303, 17331, 27359, 28885, 39909, 51993, 66515, 82077, 86655, 119727, 136795, 199545, 246231, 259965, 410385, 598635, 1231155, 1450027, 4350081, 7250135, 13050243, 21750405, 65251215]

約数ペア:

[(1, 65251215), (3, 21750405), (5, 13050243), (9, 7250135), (15, 4350081), (45, 1450027), (53, 1231155), (109, 598635), (159, 410385), (251, 259965), (265, 246231), (327, 199545), (477, 136795), (545, 119727), (753, 86655), (795, 82077), (981, 66515), (1255, 51993), (1635, 39909), (2259, 28885), (2385, 27359), (3765, 17331), (4905, 13303), (5777, 11295)]