28779116

素因数分解:

$2^2\times {\mathrm{139}}^1\times {\mathrm{191}}^1\times {\mathrm{271}}^1$

素因数の和:605

約数の個数: 24

約数和(自身を含む): 51179520

約数和(自身を除く): 22400404

約数列:

[1, 2, 4, 139, 191, 271, 278, 382, 542, 556, 764, 1084, 26549, 37669, 51761, 53098, 75338, 103522, 106196, 150676, 207044, 7194779, 14389558, 28779116]

約数ペア:

[(1, 28779116), (2, 14389558), (4, 7194779), (139, 207044), (191, 150676), (271, 106196), (278, 103522), (382, 75338), (542, 53098), (556, 51761), (764, 37669), (1084, 26549)]