259208955

素因数分解:

$3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{251}}^1\times {\mathrm{433}}^1$

素因数の和:748

約数の個数: 48

約数和(自身を含む): 460658016

約数和(自身を除く): 201449061

約数列:

[1, 3, 5, 9, 15, 45, 53, 159, 251, 265, 433, 477, 753, 795, 1255, 1299, 2165, 2259, 2385, 3765, 3897, 6495, 11295, 13303, 19485, 22949, 39909, 66515, 68847, 108683, 114745, 119727, 199545, 206541, 326049, 344235, 543415, 598635, 978147, 1032705, 1630245, 4890735, 5760199, 17280597, 28800995, 51841791, 86402985, 259208955]

約数ペア:

[(1, 259208955), (3, 86402985), (5, 51841791), (9, 28800995), (15, 17280597), (45, 5760199), (53, 4890735), (159, 1630245), (251, 1032705), (265, 978147), (433, 598635), (477, 543415), (753, 344235), (795, 326049), (1255, 206541), (1299, 199545), (2165, 119727), (2259, 114745), (2385, 108683), (3765, 68847), (3897, 66515), (6495, 39909), (11295, 22949), (13303, 19485)]