215877886

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{12113}}^1$

素因数の和:12208

約数の個数: 32

約数和(自身を含む): 395400960

約数和(自身を除く): 179523074

約数列:

[1, 2, 7, 14, 19, 38, 67, 133, 134, 266, 469, 938, 1273, 2546, 8911, 12113, 17822, 24226, 84791, 169582, 230147, 460294, 811571, 1611029, 1623142, 3222058, 5680997, 11361994, 15419849, 30839698, 107938943, 215877886]

約数ペア:

[(1, 215877886), (2, 107938943), (7, 30839698), (14, 15419849), (19, 11361994), (38, 5680997), (67, 3222058), (133, 1623142), (134, 1611029), (266, 811571), (469, 460294), (938, 230147), (1273, 169582), (2546, 84791), (8911, 24226), (12113, 17822)]