217335952

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{1237}}^1$

素因数の和:1463

約数の個数: 40

約数和(自身を含む): 429833600

約数和(自身を除く): 212497648

約数列:

[1, 2, 4, 8, 16, 79, 139, 158, 278, 316, 556, 632, 1112, 1237, 1264, 2224, 2474, 4948, 9896, 10981, 19792, 21962, 43924, 87848, 97723, 171943, 175696, 195446, 343886, 390892, 687772, 781784, 1375544, 1563568, 2751088, 13583497, 27166994, 54333988, 108667976, 217335952]

約数ペア:

[(1, 217335952), (2, 108667976), (4, 54333988), (8, 27166994), (16, 13583497), (79, 2751088), (139, 1563568), (158, 1375544), (278, 781784), (316, 687772), (556, 390892), (632, 343886), (1112, 195446), (1237, 175696), (1264, 171943), (2224, 97723), (2474, 87848), (4948, 43924), (9896, 21962), (10981, 19792)]