271435178

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{1249}}^1$

素因数の和:1339

約数の個数: 48

約数和(自身を含む): 502920000

約数和(自身を除く): 231484822

約数列:

[1, 2, 7, 14, 19, 38, 43, 86, 133, 266, 301, 361, 602, 722, 817, 1249, 1634, 2498, 2527, 5054, 5719, 8743, 11438, 15523, 17486, 23731, 31046, 47462, 53707, 107414, 108661, 166117, 217322, 332234, 375949, 450889, 751898, 901778, 1020433, 2040866, 3156223, 6312446, 7143031, 14286062, 19388227, 38776454, 135717589, 271435178]

約数ペア:

[(1, 271435178), (2, 135717589), (7, 38776454), (14, 19388227), (19, 14286062), (38, 7143031), (43, 6312446), (86, 3156223), (133, 2040866), (266, 1020433), (301, 901778), (361, 751898), (602, 450889), (722, 375949), (817, 332234), (1249, 217322), (1634, 166117), (2498, 108661), (2527, 107414), (5054, 53707), (5719, 47462), (8743, 31046), (11438, 23731), (15523, 17486)]