1520305941

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{227}}^1\times {\mathrm{367}}^1$

素因数の和:694

約数の個数: 64

約数和(自身を含む): 2577530880

約数和(自身を除く): 1057224939

約数列:

[1, 3, 7, 11, 21, 33, 77, 79, 227, 231, 237, 367, 553, 681, 869, 1101, 1589, 1659, 2497, 2569, 2607, 4037, 4767, 6083, 7491, 7707, 12111, 17479, 17933, 18249, 28259, 28993, 52437, 53799, 83309, 84777, 86979, 125531, 197263, 202951, 249927, 318923, 376593, 583163, 591789, 608853, 916399, 956769, 1380841, 1749489, 2232461, 2749197, 4142523, 6414793, 6581411, 6697383, 19244379, 19744233, 46069877, 72395521, 138209631, 217186563, 506768647, 1520305941]

約数ペア:

[(1, 1520305941), (3, 506768647), (7, 217186563), (11, 138209631), (21, 72395521), (33, 46069877), (77, 19744233), (79, 19244379), (227, 6697383), (231, 6581411), (237, 6414793), (367, 4142523), (553, 2749197), (681, 2232461), (869, 1749489), (1101, 1380841), (1589, 956769), (1659, 916399), (2497, 608853), (2569, 591789), (2607, 583163), (4037, 376593), (4767, 318923), (6083, 249927), (7491, 202951), (7707, 197263), (12111, 125531), (17479, 86979), (17933, 84777), (18249, 83309), (28259, 53799), (28993, 52437)]