138983348

素因数分解:

$2^2\times 7^1\times {\mathrm{397}}^1\times {\mathrm{12503}}^1$

素因数の和:12911

約数の個数: 24

約数和(自身を含む): 278689152

約数和(自身を除く): 139705804

約数列:

[1, 2, 4, 7, 14, 28, 397, 794, 1588, 2779, 5558, 11116, 12503, 25006, 50012, 87521, 175042, 350084, 4963691, 9927382, 19854764, 34745837, 69491674, 138983348]

約数ペア:

[(1, 138983348), (2, 69491674), (4, 34745837), (7, 19854764), (14, 9927382), (28, 4963691), (397, 350084), (794, 175042), (1588, 87521), (2779, 50012), (5558, 25006), (11116, 12503)]