1318706998

素因数分解:

$2^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{19801}}^1$

素因数の和:19948

約数の個数: 32

約数和(自身を含む): 2326814208

約数和(自身を除く): 1008107210

約数列:

[1, 2, 7, 14, 67, 71, 134, 142, 469, 497, 938, 994, 4757, 9514, 19801, 33299, 39602, 66598, 138607, 277214, 1326667, 1405871, 2653334, 2811742, 9286669, 9841097, 18573338, 19682194, 94193357, 188386714, 659353499, 1318706998]

約数ペア:

[(1, 1318706998), (2, 659353499), (7, 188386714), (14, 94193357), (67, 19682194), (71, 18573338), (134, 9841097), (142, 9286669), (469, 2811742), (497, 2653334), (938, 1405871), (994, 1326667), (4757, 277214), (9514, 138607), (19801, 66598), (33299, 39602)]