216944

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1$

素因数の和:177

約数の個数: 40

約数和(自身を含む): 520800

約数和(自身を除く): 303856

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 149, 182, 208, 298, 364, 596, 728, 1043, 1192, 1456, 1937, 2086, 2384, 3874, 4172, 7748, 8344, 13559, 15496, 16688, 27118, 30992, 54236, 108472, 216944]

約数ペア:

[(1, 216944), (2, 108472), (4, 54236), (7, 30992), (8, 27118), (13, 16688), (14, 15496), (16, 13559), (26, 8344), (28, 7748), (52, 4172), (56, 3874), (91, 2384), (104, 2086), (112, 1937), (149, 1456), (182, 1192), (208, 1043), (298, 728), (364, 596)]