128435516

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{2293}}^1$

素因数の和:2394

約数の個数: 48

約数和(自身を含む): 262066560

約数和(自身を除く): 133631044

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 67, 76, 134, 209, 268, 418, 737, 836, 1273, 1474, 2293, 2546, 2948, 4586, 5092, 9172, 14003, 25223, 28006, 43567, 50446, 56012, 87134, 100892, 153631, 174268, 307262, 479237, 614524, 958474, 1689941, 1916948, 2918989, 3379882, 5837978, 6759764, 11675956, 32108879, 64217758, 128435516]

約数ペア:

[(1, 128435516), (2, 64217758), (4, 32108879), (11, 11675956), (19, 6759764), (22, 5837978), (38, 3379882), (44, 2918989), (67, 1916948), (76, 1689941), (134, 958474), (209, 614524), (268, 479237), (418, 307262), (737, 174268), (836, 153631), (1273, 100892), (1474, 87134), (2293, 56012), (2546, 50446), (2948, 43567), (4586, 28006), (5092, 25223), (9172, 14003)]