289075408

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{487}}^1\times {\mathrm{1613}}^1$

素因数の和:2131

約数の個数: 40

約数和(自身を含む): 585998208

約数和(自身を除く): 296922800

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 487, 974, 1613, 1948, 3226, 3896, 6452, 7792, 11201, 12904, 22402, 25808, 37099, 44804, 74198, 89608, 148396, 179216, 296792, 593584, 785531, 1571062, 3142124, 6284248, 12568496, 18067213, 36134426, 72268852, 144537704, 289075408]

約数ペア:

[(1, 289075408), (2, 144537704), (4, 72268852), (8, 36134426), (16, 18067213), (23, 12568496), (46, 6284248), (92, 3142124), (184, 1571062), (368, 785531), (487, 593584), (974, 296792), (1613, 179216), (1948, 148396), (3226, 89608), (3896, 74198), (6452, 44804), (7792, 37099), (11201, 25808), (12904, 22402)]