219638272

素因数分解:

$2^9\times 7^1\times {\mathrm{61283}}^1$

素因数の和:61308

約数の個数: 40

約数和(自身を含む): 501548256

約数和(自身を除く): 281909984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1792, 3584, 61283, 122566, 245132, 428981, 490264, 857962, 980528, 1715924, 1961056, 3431848, 3922112, 6863696, 7844224, 13727392, 15688448, 27454784, 31376896, 54909568, 109819136, 219638272]

約数ペア:

[(1, 219638272), (2, 109819136), (4, 54909568), (7, 31376896), (8, 27454784), (14, 15688448), (16, 13727392), (28, 7844224), (32, 6863696), (56, 3922112), (64, 3431848), (112, 1961056), (128, 1715924), (224, 980528), (256, 857962), (448, 490264), (512, 428981), (896, 245132), (1792, 122566), (3584, 61283)]