15897938

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{653}}^1$

素因数の和:746

約数の個数: 32

約数和(自身を含む): 28629504

約数和(自身を除く): 12731566

約数列:

[1, 2, 7, 14, 37, 47, 74, 94, 259, 329, 518, 653, 658, 1306, 1739, 3478, 4571, 9142, 12173, 24161, 24346, 30691, 48322, 61382, 169127, 214837, 338254, 429674, 1135567, 2271134, 7948969, 15897938]

約数ペア:

[(1, 15897938), (2, 7948969), (7, 2271134), (14, 1135567), (37, 429674), (47, 338254), (74, 214837), (94, 169127), (259, 61382), (329, 48322), (518, 30691), (653, 24346), (658, 24161), (1306, 12173), (1739, 9142), (3478, 4571)]