153897188

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{197}}^1\times {\mathrm{541}}^1$

素因数の和:780

約数の個数: 36

約数和(自身を含む): 286211772

約数和(自身を除く): 132314584

約数列:

[1, 2, 4, 19, 38, 76, 197, 361, 394, 541, 722, 788, 1082, 1444, 2164, 3743, 7486, 10279, 14972, 20558, 41116, 71117, 106577, 142234, 195301, 213154, 284468, 390602, 426308, 781204, 2024963, 4049926, 8099852, 38474297, 76948594, 153897188]

約数ペア:

[(1, 153897188), (2, 76948594), (4, 38474297), (19, 8099852), (38, 4049926), (76, 2024963), (197, 781204), (361, 426308), (394, 390602), (541, 284468), (722, 213154), (788, 195301), (1082, 142234), (1444, 106577), (2164, 71117), (3743, 41116), (7486, 20558), (10279, 14972)]